Home / 9,449.46-13,034.52-5,909.76

Finding the Fourth Proportional to 9,449.46, 13,034.52 and 5,909.76

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Solution

The fourth proportional to 9,449.46, 13,034.52 and 5,909.76 is: 8,151.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,449.46 : 13,034.52 = 5,909.76 : x
  2. Step 2: Convert to fraction form
    9,449.46/13,034.52 = 5,909.76/x
  3. Step 3: Cross multiply
    9,449.46x = 13,034.52 × 5,909.76
  4. Step 4: Simplify right side
    9,449.46x = 77,030,884.92
  5. Step 5: Solve for x
    x = 77,030,884.92/9,449.46
  6. Step 6: Final answer
    x = 8,151.88

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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.