Home / 8,818.02-13,229.09-2,974.61

Finding the Fourth Proportional to 8,818.02, 13,229.09 and 2,974.61

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Solution

The fourth proportional to 8,818.02, 13,229.09 and 2,974.61 is: 4,462.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,818.02 : 13,229.09 = 2,974.61 : x
  2. Step 2: Convert to fraction form
    8,818.02/13,229.09 = 2,974.61/x
  3. Step 3: Cross multiply
    8,818.02x = 13,229.09 × 2,974.61
  4. Step 4: Simplify right side
    8,818.02x = 39,351,302.39
  5. Step 5: Solve for x
    x = 39,351,302.39/8,818.02
  6. Step 6: Final answer
    x = 4,462.60

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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.