Home / 11,599.20-17,381.52-6,661.44

Finding the Fourth Proportional to 11,599.20, 17,381.52 and 6,661.44

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Solution

The fourth proportional to 11,599.20, 17,381.52 and 6,661.44 is: 9,982.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,599.20 : 17,381.52 = 6,661.44 : x
  2. Step 2: Convert to fraction form
    11,599.20/17,381.52 = 6,661.44/x
  3. Step 3: Cross multiply
    11,599.20x = 17,381.52 × 6,661.44
  4. Step 4: Simplify right side
    11,599.20x = 115,785,952.59
  5. Step 5: Solve for x
    x = 115,785,952.59/11,599.20
  6. Step 6: Final answer
    x = 9,982.24

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1.5x scale

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.