Home / 9,910.32-14,865.56-2,983.92

Finding the Fourth Proportional to 9,910.32, 14,865.56 and 2,983.92

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Solution

The fourth proportional to 9,910.32, 14,865.56 and 2,983.92 is: 4,475.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,910.32 : 14,865.56 = 2,983.92 : x
  2. Step 2: Convert to fraction form
    9,910.32/14,865.56 = 2,983.92/x
  3. Step 3: Cross multiply
    9,910.32x = 14,865.56 × 2,983.92
  4. Step 4: Simplify right side
    9,910.32x = 44,357,641.80
  5. Step 5: Solve for x
    x = 44,357,641.80/9,910.32
  6. Step 6: Final answer
    x = 4,475.90

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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.