Home / 9,613.38-13,278.24-6,956.58

Finding the Fourth Proportional to 9,613.38, 13,278.24 and 6,956.58

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Solution

The fourth proportional to 9,613.38, 13,278.24 and 6,956.58 is: 9,608.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,613.38 : 13,278.24 = 6,956.58 : x
  2. Step 2: Convert to fraction form
    9,613.38/13,278.24 = 6,956.58/x
  3. Step 3: Cross multiply
    9,613.38x = 13,278.24 × 6,956.58
  4. Step 4: Simplify right side
    9,613.38x = 92,371,138.82
  5. Step 5: Solve for x
    x = 92,371,138.82/9,613.38
  6. Step 6: Final answer
    x = 9,608.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.