Home / 9,148.22-12,624.56-4,956.47

Finding the Fourth Proportional to 9,148.22, 12,624.56 and 4,956.47

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Solution

The fourth proportional to 9,148.22, 12,624.56 and 4,956.47 is: 6,839.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,148.22 : 12,624.56 = 4,956.47 : x
  2. Step 2: Convert to fraction form
    9,148.22/12,624.56 = 4,956.47/x
  3. Step 3: Cross multiply
    9,148.22x = 12,624.56 × 4,956.47
  4. Step 4: Simplify right side
    9,148.22x = 62,573,230.93
  5. Step 5: Solve for x
    x = 62,573,230.93/9,148.22
  6. Step 6: Final answer
    x = 6,839.94

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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.