Home / 7,948.66-11,925.11-2,754.53

Finding the Fourth Proportional to 7,948.66, 11,925.11 and 2,754.53

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Solution

The fourth proportional to 7,948.66, 11,925.11 and 2,754.53 is: 4,132.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,948.66 : 11,925.11 = 2,754.53 : x
  2. Step 2: Convert to fraction form
    7,948.66/11,925.11 = 2,754.53/x
  3. Step 3: Cross multiply
    7,948.66x = 11,925.11 × 2,754.53
  4. Step 4: Simplify right side
    7,948.66x = 32,848,073.25
  5. Step 5: Solve for x
    x = 32,848,073.25/7,948.66
  6. Step 6: Final answer
    x = 4,132.53

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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.