Home / 8,865.12-13,277.16-4,414.68

Finding the Fourth Proportional to 8,865.12, 13,277.16 and 4,414.68

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Solution

The fourth proportional to 8,865.12, 13,277.16 and 4,414.68 is: 6,611.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,865.12 : 13,277.16 = 4,414.68 : x
  2. Step 2: Convert to fraction form
    8,865.12/13,277.16 = 4,414.68/x
  3. Step 3: Cross multiply
    8,865.12x = 13,277.16 × 4,414.68
  4. Step 4: Simplify right side
    8,865.12x = 58,614,412.71
  5. Step 5: Solve for x
    x = 58,614,412.71/8,865.12
  6. Step 6: Final answer
    x = 6,611.80

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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.