Home / 10,167.30-15,240.51-3,923.46

Finding the Fourth Proportional to 10,167.30, 15,240.51 and 3,923.46

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Solution

The fourth proportional to 10,167.30, 15,240.51 and 3,923.46 is: 5,881.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,167.30 : 15,240.51 = 3,923.46 : x
  2. Step 2: Convert to fraction form
    10,167.30/15,240.51 = 3,923.46/x
  3. Step 3: Cross multiply
    10,167.30x = 15,240.51 × 3,923.46
  4. Step 4: Simplify right side
    10,167.30x = 59,795,531.36
  5. Step 5: Solve for x
    x = 59,795,531.36/10,167.30
  6. Step 6: Final answer
    x = 5,881.16

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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.