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Finding the Fourth Proportional to 9,446.16, 14,169.48 and 2,520.88

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Solution

The fourth proportional to 9,446.16, 14,169.48 and 2,520.88 is: 3,781.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,446.16 : 14,169.48 = 2,520.88 : x
  2. Step 2: Convert to fraction form
    9,446.16/14,169.48 = 2,520.88/x
  3. Step 3: Cross multiply
    9,446.16x = 14,169.48 × 2,520.88
  4. Step 4: Simplify right side
    9,446.16x = 35,719,558.74
  5. Step 5: Solve for x
    x = 35,719,558.74/9,446.16
  6. Step 6: Final answer
    x = 3,781.38

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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.