Home / 5,144.42-7,716.66-1,248.82

Finding the Fourth Proportional to 5,144.42, 7,716.66 and 1,248.82

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Solution

The fourth proportional to 5,144.42, 7,716.66 and 1,248.82 is: 1,873.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,144.42 : 7,716.66 = 1,248.82 : x
  2. Step 2: Convert to fraction form
    5,144.42/7,716.66 = 1,248.82/x
  3. Step 3: Cross multiply
    5,144.42x = 7,716.66 × 1,248.82
  4. Step 4: Simplify right side
    5,144.42x = 9,636,719.34
  5. Step 5: Solve for x
    x = 9,636,719.34/5,144.42
  6. Step 6: Final answer
    x = 1,873.24

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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.