Home / 5,628.96-8,432.10-2,662.92

Finding the Fourth Proportional to 5,628.96, 8,432.10 and 2,662.92

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Solution

The fourth proportional to 5,628.96, 8,432.10 and 2,662.92 is: 3,989.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,628.96 : 8,432.10 = 2,662.92 : x
  2. Step 2: Convert to fraction form
    5,628.96/8,432.10 = 2,662.92/x
  3. Step 3: Cross multiply
    5,628.96x = 8,432.10 × 2,662.92
  4. Step 4: Simplify right side
    5,628.96x = 22,454,007.73
  5. Step 5: Solve for x
    x = 22,454,007.73/5,628.96
  6. Step 6: Final answer
    x = 3,989.02

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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.