Home / 8,081.42-11,152.13-4,544.87

Finding the Fourth Proportional to 8,081.42, 11,152.13 and 4,544.87

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Solution

The fourth proportional to 8,081.42, 11,152.13 and 4,544.87 is: 6,271.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,081.42 : 11,152.13 = 4,544.87 : x
  2. Step 2: Convert to fraction form
    8,081.42/11,152.13 = 4,544.87/x
  3. Step 3: Cross multiply
    8,081.42x = 11,152.13 × 4,544.87
  4. Step 4: Simplify right side
    8,081.42x = 50,684,902.59
  5. Step 5: Solve for x
    x = 50,684,902.59/8,081.42
  6. Step 6: Final answer
    x = 6,271.79

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Half scale
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Double scale
Find fourth proportional to 8,082.42, 11,153.50 and 4,545.87
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.