Home / 9,178.38-13,767.57-2,252.88

Finding the Fourth Proportional to 9,178.38, 13,767.57 and 2,252.88

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Solution

The fourth proportional to 9,178.38, 13,767.57 and 2,252.88 is: 3,379.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,178.38 : 13,767.57 = 2,252.88 : x
  2. Step 2: Convert to fraction form
    9,178.38/13,767.57 = 2,252.88/x
  3. Step 3: Cross multiply
    9,178.38x = 13,767.57 × 2,252.88
  4. Step 4: Simplify right side
    9,178.38x = 31,016,683.10
  5. Step 5: Solve for x
    x = 31,016,683.10/9,178.38
  6. Step 6: Final answer
    x = 3,379.32

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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.