Home / 11,728.20-17,592.24-2,963.12

Finding the Fourth Proportional to 11,728.20, 17,592.24 and 2,963.12

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Solution

The fourth proportional to 11,728.20, 17,592.24 and 2,963.12 is: 4,444.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,728.20 : 17,592.24 = 2,963.12 : x
  2. Step 2: Convert to fraction form
    11,728.20/17,592.24 = 2,963.12/x
  3. Step 3: Cross multiply
    11,728.20x = 17,592.24 × 2,963.12
  4. Step 4: Simplify right side
    11,728.20x = 52,127,918.19
  5. Step 5: Solve for x
    x = 52,127,918.19/11,728.20
  6. Step 6: Final answer
    x = 4,444.66

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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.