Home / 9,148.18-12,624.51-4,956.43

Finding the Fourth Proportional to 9,148.18, 12,624.51 and 4,956.43

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Solution

The fourth proportional to 9,148.18, 12,624.51 and 4,956.43 is: 6,839.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,148.18 : 12,624.51 = 4,956.43 : x
  2. Step 2: Convert to fraction form
    9,148.18/12,624.51 = 4,956.43/x
  3. Step 3: Cross multiply
    9,148.18x = 12,624.51 × 4,956.43
  4. Step 4: Simplify right side
    9,148.18x = 62,572,475.32
  5. Step 5: Solve for x
    x = 62,572,475.32/9,148.18
  6. Step 6: Final answer
    x = 6,839.88

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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.