Home / 10,232.19-15,350.31-3,991.95

Finding the Fourth Proportional to 10,232.19, 15,350.31 and 3,991.95

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Solution

The fourth proportional to 10,232.19, 15,350.31 and 3,991.95 is: 5,988.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,232.19 : 15,350.31 = 3,991.95 : x
  2. Step 2: Convert to fraction form
    10,232.19/15,350.31 = 3,991.95/x
  3. Step 3: Cross multiply
    10,232.19x = 15,350.31 × 3,991.95
  4. Step 4: Simplify right side
    10,232.19x = 61,277,670.00
  5. Step 5: Solve for x
    x = 61,277,670.00/10,232.19
  6. Step 6: Final answer
    x = 5,988.72

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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.