Home / 8,871.02-13,306.53-3,325.61

Finding the Fourth Proportional to 8,871.02, 13,306.53 and 3,325.61

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Solution

The fourth proportional to 8,871.02, 13,306.53 and 3,325.61 is: 4,988.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,871.02 : 13,306.53 = 3,325.61 : x
  2. Step 2: Convert to fraction form
    8,871.02/13,306.53 = 3,325.61/x
  3. Step 3: Cross multiply
    8,871.02x = 13,306.53 × 3,325.61
  4. Step 4: Simplify right side
    8,871.02x = 44,252,281.41
  5. Step 5: Solve for x
    x = 44,252,281.41/8,871.02
  6. Step 6: Final answer
    x = 4,988.41

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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.