Home / 5,757.13-8,639.79-2,471.16

Finding the Fourth Proportional to 5,757.13, 8,639.79 and 2,471.16

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Solution

The fourth proportional to 5,757.13, 8,639.79 and 2,471.16 is: 3,708.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,757.13 : 8,639.79 = 2,471.16 : x
  2. Step 2: Convert to fraction form
    5,757.13/8,639.79 = 2,471.16/x
  3. Step 3: Cross multiply
    5,757.13x = 8,639.79 × 2,471.16
  4. Step 4: Simplify right side
    5,757.13x = 21,350,284.94
  5. Step 5: Solve for x
    x = 21,350,284.94/5,757.13
  6. Step 6: Final answer
    x = 3,708.50

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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.