Home / 5,432.56-8,151.17-2,313.25

Finding the Fourth Proportional to 5,432.56, 8,151.17 and 2,313.25

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Solution

The fourth proportional to 5,432.56, 8,151.17 and 2,313.25 is: 3,470.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,432.56 : 8,151.17 = 2,313.25 : x
  2. Step 2: Convert to fraction form
    5,432.56/8,151.17 = 2,313.25/x
  3. Step 3: Cross multiply
    5,432.56x = 8,151.17 × 2,313.25
  4. Step 4: Simplify right side
    5,432.56x = 18,855,662.06
  5. Step 5: Solve for x
    x = 18,855,662.06/5,432.56
  6. Step 6: Final answer
    x = 3,470.86

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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.