Home / 10,087.29-15,125.73-4,535.90

Finding the Fourth Proportional to 10,087.29, 15,125.73 and 4,535.90

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Solution

The fourth proportional to 10,087.29, 15,125.73 and 4,535.90 is: 6,801.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,087.29 : 15,125.73 = 4,535.90 : x
  2. Step 2: Convert to fraction form
    10,087.29/15,125.73 = 4,535.90/x
  3. Step 3: Cross multiply
    10,087.29x = 15,125.73 × 4,535.90
  4. Step 4: Simplify right side
    10,087.29x = 68,608,798.71
  5. Step 5: Solve for x
    x = 68,608,798.71/10,087.29
  6. Step 6: Final answer
    x = 6,801.51

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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.