Home / 8,081.24-11,152.38-4,545.08

Finding the Fourth Proportional to 8,081.24, 11,152.38 and 4,545.08

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Solution

The fourth proportional to 8,081.24, 11,152.38 and 4,545.08 is: 6,272.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,081.24 : 11,152.38 = 4,545.08 : x
  2. Step 2: Convert to fraction form
    8,081.24/11,152.38 = 4,545.08/x
  3. Step 3: Cross multiply
    8,081.24x = 11,152.38 × 4,545.08
  4. Step 4: Simplify right side
    8,081.24x = 50,688,459.29
  5. Step 5: Solve for x
    x = 50,688,459.29/8,081.24
  6. Step 6: Final answer
    x = 6,272.36

Related Problems

Find fourth proportional to 4,040.62, 5,576.19 and 2,272.54
Half scale
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Double scale
Find fourth proportional to 8,082.24, 11,153.76 and 4,546.08
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.