Home / 5,426.73-8,141.55-2,306.88

Finding the Fourth Proportional to 5,426.73, 8,141.55 and 2,306.88

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Solution

The fourth proportional to 5,426.73, 8,141.55 and 2,306.88 is: 3,460.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,426.73 : 8,141.55 = 2,306.88 : x
  2. Step 2: Convert to fraction form
    5,426.73/8,141.55 = 2,306.88/x
  3. Step 3: Cross multiply
    5,426.73x = 8,141.55 × 2,306.88
  4. Step 4: Simplify right side
    5,426.73x = 18,781,578.86
  5. Step 5: Solve for x
    x = 18,781,578.86/5,426.73
  6. Step 6: Final answer
    x = 3,460.94

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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.