Home / 11,052.80-15,248.28-6,800.24

Finding the Fourth Proportional to 11,052.80, 15,248.28 and 6,800.24

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Solution

The fourth proportional to 11,052.80, 15,248.28 and 6,800.24 is: 9,381.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,052.80 : 15,248.28 = 6,800.24 : x
  2. Step 2: Convert to fraction form
    11,052.80/15,248.28 = 6,800.24/x
  3. Step 3: Cross multiply
    11,052.80x = 15,248.28 × 6,800.24
  4. Step 4: Simplify right side
    11,052.80x = 103,691,963.59
  5. Step 5: Solve for x
    x = 103,691,963.59/11,052.80
  6. Step 6: Final answer
    x = 9,381.51

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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.