Home / 5,136.17-7,732.31-3,503.07

Finding the Fourth Proportional to 5,136.17, 7,732.31 and 3,503.07

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Solution

The fourth proportional to 5,136.17, 7,732.31 and 3,503.07 is: 5,273.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,136.17 : 7,732.31 = 3,503.07 : x
  2. Step 2: Convert to fraction form
    5,136.17/7,732.31 = 3,503.07/x
  3. Step 3: Cross multiply
    5,136.17x = 7,732.31 × 3,503.07
  4. Step 4: Simplify right side
    5,136.17x = 27,086,805.68
  5. Step 5: Solve for x
    x = 27,086,805.68/5,136.17
  6. Step 6: Final answer
    x = 5,273.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.