Home / 9,167.31-13,742.20-2,923.89

Finding the Fourth Proportional to 9,167.31, 13,742.20 and 2,923.89

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Solution

The fourth proportional to 9,167.31, 13,742.20 and 2,923.89 is: 4,383.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,167.31 : 13,742.20 = 2,923.89 : x
  2. Step 2: Convert to fraction form
    9,167.31/13,742.20 = 2,923.89/x
  3. Step 3: Cross multiply
    9,167.31x = 13,742.20 × 2,923.89
  4. Step 4: Simplify right side
    9,167.31x = 40,180,681.16
  5. Step 5: Solve for x
    x = 40,180,681.16/9,167.31
  6. Step 6: Final answer
    x = 4,383.04

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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.