Home / 5,622.92-8,426.46-2,658.20

Finding the Fourth Proportional to 5,622.92, 8,426.46 and 2,658.20

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Solution

The fourth proportional to 5,622.92, 8,426.46 and 2,658.20 is: 3,983.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,622.92 : 8,426.46 = 2,658.20 : x
  2. Step 2: Convert to fraction form
    5,622.92/8,426.46 = 2,658.20/x
  3. Step 3: Cross multiply
    5,622.92x = 8,426.46 × 2,658.20
  4. Step 4: Simplify right side
    5,622.92x = 22,399,215.97
  5. Step 5: Solve for x
    x = 22,399,215.97/5,622.92
  6. Step 6: Final answer
    x = 3,983.56

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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.