Home / 5,687.28-8,530.92-2,400.84

Finding the Fourth Proportional to 5,687.28, 8,530.92 and 2,400.84

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Solution

The fourth proportional to 5,687.28, 8,530.92 and 2,400.84 is: 3,601.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,687.28 : 8,530.92 = 2,400.84 : x
  2. Step 2: Convert to fraction form
    5,687.28/8,530.92 = 2,400.84/x
  3. Step 3: Cross multiply
    5,687.28x = 8,530.92 × 2,400.84
  4. Step 4: Simplify right side
    5,687.28x = 20,481,373.97
  5. Step 5: Solve for x
    x = 20,481,373.97/5,687.28
  6. Step 6: Final answer
    x = 3,601.26

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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.