Home / 11,726.20-17,589.48-3,935.08

Finding the Fourth Proportional to 11,726.20, 17,589.48 and 3,935.08

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Solution

The fourth proportional to 11,726.20, 17,589.48 and 3,935.08 is: 5,902.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,726.20 : 17,589.48 = 3,935.08 : x
  2. Step 2: Convert to fraction form
    11,726.20/17,589.48 = 3,935.08/x
  3. Step 3: Cross multiply
    11,726.20x = 17,589.48 × 3,935.08
  4. Step 4: Simplify right side
    11,726.20x = 69,216,010.96
  5. Step 5: Solve for x
    x = 69,216,010.96/11,726.20
  6. Step 6: Final answer
    x = 5,902.68

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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.