Home / 9,279.68-13,919.56-2,354.18

Finding the Fourth Proportional to 9,279.68, 13,919.56 and 2,354.18

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Solution

The fourth proportional to 9,279.68, 13,919.56 and 2,354.18 is: 3,531.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,279.68 : 13,919.56 = 2,354.18 : x
  2. Step 2: Convert to fraction form
    9,279.68/13,919.56 = 2,354.18/x
  3. Step 3: Cross multiply
    9,279.68x = 13,919.56 × 2,354.18
  4. Step 4: Simplify right side
    9,279.68x = 32,769,149.76
  5. Step 5: Solve for x
    x = 32,769,149.76/9,279.68
  6. Step 6: Final answer
    x = 3,531.28

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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.