Home / 7,965.44-11,948.28-3,032.72

Finding the Fourth Proportional to 7,965.44, 11,948.28 and 3,032.72

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Solution

The fourth proportional to 7,965.44, 11,948.28 and 3,032.72 is: 4,549.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,965.44 : 11,948.28 = 3,032.72 : x
  2. Step 2: Convert to fraction form
    7,965.44/11,948.28 = 3,032.72/x
  3. Step 3: Cross multiply
    7,965.44x = 11,948.28 × 3,032.72
  4. Step 4: Simplify right side
    7,965.44x = 36,235,787.72
  5. Step 5: Solve for x
    x = 36,235,787.72/7,965.44
  6. Step 6: Final answer
    x = 4,549.13

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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.