Home / 11,982.24-16,537.10-6,677.55

Finding the Fourth Proportional to 11,982.24, 16,537.10 and 6,677.55

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Solution

The fourth proportional to 11,982.24, 16,537.10 and 6,677.55 is: 9,215.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,982.24 : 16,537.10 = 6,677.55 : x
  2. Step 2: Convert to fraction form
    11,982.24/16,537.10 = 6,677.55/x
  3. Step 3: Cross multiply
    11,982.24x = 16,537.10 × 6,677.55
  4. Step 4: Simplify right side
    11,982.24x = 110,427,278.72
  5. Step 5: Solve for x
    x = 110,427,278.72/11,982.24
  6. Step 6: Final answer
    x = 9,215.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.