Home / 10,356.08-15,537-5,742.32

Finding the Fourth Proportional to 10,356.08, 15,537 and 5,742.32

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Solution

The fourth proportional to 10,356.08, 15,537 and 5,742.32 is: 8,615.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,356.08 : 15,537 = 5,742.32 : x
  2. Step 2: Convert to fraction form
    10,356.08/15,537 = 5,742.32/x
  3. Step 3: Cross multiply
    10,356.08x = 15,537 × 5,742.32
  4. Step 4: Simplify right side
    10,356.08x = 89,218,425.84
  5. Step 5: Solve for x
    x = 89,218,425.84/10,356.08
  6. Step 6: Final answer
    x = 8,615.08

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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.