Home / 9,447.32-14,166.87-2,871.97

Finding the Fourth Proportional to 9,447.32, 14,166.87 and 2,871.97

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Solution

The fourth proportional to 9,447.32, 14,166.87 and 2,871.97 is: 4,306.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,447.32 : 14,166.87 = 2,871.97 : x
  2. Step 2: Convert to fraction form
    9,447.32/14,166.87 = 2,871.97/x
  3. Step 3: Cross multiply
    9,447.32x = 14,166.87 × 2,871.97
  4. Step 4: Simplify right side
    9,447.32x = 40,686,754.80
  5. Step 5: Solve for x
    x = 40,686,754.80/9,447.32
  6. Step 6: Final answer
    x = 4,306.70

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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.