Home / 11,724.95-17,588.29-3,721.55

Finding the Fourth Proportional to 11,724.95, 17,588.29 and 3,721.55

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Solution

The fourth proportional to 11,724.95, 17,588.29 and 3,721.55 is: 5,582.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,724.95 : 17,588.29 = 3,721.55 : x
  2. Step 2: Convert to fraction form
    11,724.95/17,588.29 = 3,721.55/x
  3. Step 3: Cross multiply
    11,724.95x = 17,588.29 × 3,721.55
  4. Step 4: Simplify right side
    11,724.95x = 65,455,610.38
  5. Step 5: Solve for x
    x = 65,455,610.38/11,724.95
  6. Step 6: Final answer
    x = 5,582.59

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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.