Home / 9,856.32-14,781.84-3,282.72

Finding the Fourth Proportional to 9,856.32, 14,781.84 and 3,282.72

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Solution

The fourth proportional to 9,856.32, 14,781.84 and 3,282.72 is: 4,923.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,856.32 : 14,781.84 = 3,282.72 : x
  2. Step 2: Convert to fraction form
    9,856.32/14,781.84 = 3,282.72/x
  3. Step 3: Cross multiply
    9,856.32x = 14,781.84 × 3,282.72
  4. Step 4: Simplify right side
    9,856.32x = 48,524,641.80
  5. Step 5: Solve for x
    x = 48,524,641.80/9,856.32
  6. Step 6: Final answer
    x = 4,923.20

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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.