Home / 7,951.38-11,926.71-5,335.62

Finding the Fourth Proportional to 7,951.38, 11,926.71 and 5,335.62

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Solution

The fourth proportional to 7,951.38, 11,926.71 and 5,335.62 is: 8,003.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,951.38 : 11,926.71 = 5,335.62 : x
  2. Step 2: Convert to fraction form
    7,951.38/11,926.71 = 5,335.62/x
  3. Step 3: Cross multiply
    7,951.38x = 11,926.71 × 5,335.62
  4. Step 4: Simplify right side
    7,951.38x = 63,636,392.41
  5. Step 5: Solve for x
    x = 63,636,392.41/7,951.38
  6. Step 6: Final answer
    x = 8,003.19

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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.