Home / 10,342.26-15,507.72-4,792.55

Finding the Fourth Proportional to 10,342.26, 15,507.72 and 4,792.55

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Solution

The fourth proportional to 10,342.26, 15,507.72 and 4,792.55 is: 7,186.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,342.26 : 15,507.72 = 4,792.55 : x
  2. Step 2: Convert to fraction form
    10,342.26/15,507.72 = 4,792.55/x
  3. Step 3: Cross multiply
    10,342.26x = 15,507.72 × 4,792.55
  4. Step 4: Simplify right side
    10,342.26x = 74,321,445.95
  5. Step 5: Solve for x
    x = 74,321,445.95/10,342.26
  6. Step 6: Final answer
    x = 7,186.19

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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.