Home / 9,167.28-13,750.92-3,971.94

Finding the Fourth Proportional to 9,167.28, 13,750.92 and 3,971.94

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Solution

The fourth proportional to 9,167.28, 13,750.92 and 3,971.94 is: 5,957.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,167.28 : 13,750.92 = 3,971.94 : x
  2. Step 2: Convert to fraction form
    9,167.28/13,750.92 = 3,971.94/x
  3. Step 3: Cross multiply
    9,167.28x = 13,750.92 × 3,971.94
  4. Step 4: Simplify right side
    9,167.28x = 54,617,829.18
  5. Step 5: Solve for x
    x = 54,617,829.18/9,167.28
  6. Step 6: Final answer
    x = 5,957.91

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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.