Home / 8,868.16-13,306.79-5,366.53

Finding the Fourth Proportional to 8,868.16, 13,306.79 and 5,366.53

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Solution

The fourth proportional to 8,868.16, 13,306.79 and 5,366.53 is: 8,052.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,868.16 : 13,306.79 = 5,366.53 : x
  2. Step 2: Convert to fraction form
    8,868.16/13,306.79 = 5,366.53/x
  3. Step 3: Cross multiply
    8,868.16x = 13,306.79 × 5,366.53
  4. Step 4: Simplify right side
    8,868.16x = 71,411,287.74
  5. Step 5: Solve for x
    x = 71,411,287.74/8,868.16
  6. Step 6: Final answer
    x = 8,052.55

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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.