Home / 8,864.80-13,299.15-2,625.30

Finding the Fourth Proportional to 8,864.80, 13,299.15 and 2,625.30

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Solution

The fourth proportional to 8,864.80, 13,299.15 and 2,625.30 is: 3,938.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,864.80 : 13,299.15 = 2,625.30 : x
  2. Step 2: Convert to fraction form
    8,864.80/13,299.15 = 2,625.30/x
  3. Step 3: Cross multiply
    8,864.80x = 13,299.15 × 2,625.30
  4. Step 4: Simplify right side
    8,864.80x = 34,914,258.50
  5. Step 5: Solve for x
    x = 34,914,258.50/8,864.80
  6. Step 6: Final answer
    x = 3,938.53

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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.