Home / 5,282.38-7,917.55-2,505.13

Finding the Fourth Proportional to 5,282.38, 7,917.55 and 2,505.13

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Solution

The fourth proportional to 5,282.38, 7,917.55 and 2,505.13 is: 3,754.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,282.38 : 7,917.55 = 2,505.13 : x
  2. Step 2: Convert to fraction form
    5,282.38/7,917.55 = 2,505.13/x
  3. Step 3: Cross multiply
    5,282.38x = 7,917.55 × 2,505.13
  4. Step 4: Simplify right side
    5,282.38x = 19,834,492.03
  5. Step 5: Solve for x
    x = 19,834,492.03/5,282.38
  6. Step 6: Final answer
    x = 3,754.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.