Home / 8,854.32-13,281.44-3,660.56

Finding the Fourth Proportional to 8,854.32, 13,281.44 and 3,660.56

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Solution

The fourth proportional to 8,854.32, 13,281.44 and 3,660.56 is: 5,490.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,854.32 : 13,281.44 = 3,660.56 : x
  2. Step 2: Convert to fraction form
    8,854.32/13,281.44 = 3,660.56/x
  3. Step 3: Cross multiply
    8,854.32x = 13,281.44 × 3,660.56
  4. Step 4: Simplify right side
    8,854.32x = 48,617,508.01
  5. Step 5: Solve for x
    x = 48,617,508.01/8,854.32
  6. Step 6: Final answer
    x = 5,490.82

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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.