Home / 8,823.80-13,232.34-2,581.76

Finding the Fourth Proportional to 8,823.80, 13,232.34 and 2,581.76

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Solution

The fourth proportional to 8,823.80, 13,232.34 and 2,581.76 is: 3,871.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,823.80 : 13,232.34 = 2,581.76 : x
  2. Step 2: Convert to fraction form
    8,823.80/13,232.34 = 2,581.76/x
  3. Step 3: Cross multiply
    8,823.80x = 13,232.34 × 2,581.76
  4. Step 4: Simplify right side
    8,823.80x = 34,162,726.12
  5. Step 5: Solve for x
    x = 34,162,726.12/8,823.80
  6. Step 6: Final answer
    x = 3,871.66

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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.