Home / 9,917.32-13,685.34-5,937.52

Finding the Fourth Proportional to 9,917.32, 13,685.34 and 5,937.52

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Solution

The fourth proportional to 9,917.32, 13,685.34 and 5,937.52 is: 8,193.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,917.32 : 13,685.34 = 5,937.52 : x
  2. Step 2: Convert to fraction form
    9,917.32/13,685.34 = 5,937.52/x
  3. Step 3: Cross multiply
    9,917.32x = 13,685.34 × 5,937.52
  4. Step 4: Simplify right side
    9,917.32x = 81,256,979.96
  5. Step 5: Solve for x
    x = 81,256,979.96/9,917.32
  6. Step 6: Final answer
    x = 8,193.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.