Home / 8,081.25-11,152.05-4,544.39

Finding the Fourth Proportional to 8,081.25, 11,152.05 and 4,544.39

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Solution

The fourth proportional to 8,081.25, 11,152.05 and 4,544.39 is: 6,271.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,081.25 : 11,152.05 = 4,544.39 : x
  2. Step 2: Convert to fraction form
    8,081.25/11,152.05 = 4,544.39/x
  3. Step 3: Cross multiply
    8,081.25x = 11,152.05 × 4,544.39
  4. Step 4: Simplify right side
    8,081.25x = 50,679,250.95
  5. Step 5: Solve for x
    x = 50,679,250.95/8,081.25
  6. Step 6: Final answer
    x = 6,271.21

Related Problems

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Half scale
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Double scale
Find fourth proportional to 8,082.25, 11,153.43 and 4,545.39
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.