Home / 6,471.62-9,707.70-2,088.53

Finding the Fourth Proportional to 6,471.62, 9,707.70 and 2,088.53

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Solution

The fourth proportional to 6,471.62, 9,707.70 and 2,088.53 is: 3,132.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,471.62 : 9,707.70 = 2,088.53 : x
  2. Step 2: Convert to fraction form
    6,471.62/9,707.70 = 2,088.53/x
  3. Step 3: Cross multiply
    6,471.62x = 9,707.70 × 2,088.53
  4. Step 4: Simplify right side
    6,471.62x = 20,274,822.68
  5. Step 5: Solve for x
    x = 20,274,822.68/6,471.62
  6. Step 6: Final answer
    x = 3,132.88

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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.