Home / 9,342.08-13,999.32-5,177.04

Finding the Fourth Proportional to 9,342.08, 13,999.32 and 5,177.04

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Solution

The fourth proportional to 9,342.08, 13,999.32 and 5,177.04 is: 7,757.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,342.08 : 13,999.32 = 5,177.04 : x
  2. Step 2: Convert to fraction form
    9,342.08/13,999.32 = 5,177.04/x
  3. Step 3: Cross multiply
    9,342.08x = 13,999.32 × 5,177.04
  4. Step 4: Simplify right side
    9,342.08x = 72,475,039.61
  5. Step 5: Solve for x
    x = 72,475,039.61/9,342.08
  6. Step 6: Final answer
    x = 7,757.91

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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.