Home / 7,551.29-11,323.28-3,167.57

Finding the Fourth Proportional to 7,551.29, 11,323.28 and 3,167.57

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Solution

The fourth proportional to 7,551.29, 11,323.28 and 3,167.57 is: 4,749.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,551.29 : 11,323.28 = 3,167.57 : x
  2. Step 2: Convert to fraction form
    7,551.29/11,323.28 = 3,167.57/x
  3. Step 3: Cross multiply
    7,551.29x = 11,323.28 × 3,167.57
  4. Step 4: Simplify right side
    7,551.29x = 35,867,282.03
  5. Step 5: Solve for x
    x = 35,867,282.03/7,551.29
  6. Step 6: Final answer
    x = 4,749.82

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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.