Home / 4,918.82-7,373.76-2,454.40

Finding the Fourth Proportional to 4,918.82, 7,373.76 and 2,454.40

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Solution

The fourth proportional to 4,918.82, 7,373.76 and 2,454.40 is: 3,679.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,918.82 : 7,373.76 = 2,454.40 : x
  2. Step 2: Convert to fraction form
    4,918.82/7,373.76 = 2,454.40/x
  3. Step 3: Cross multiply
    4,918.82x = 7,373.76 × 2,454.40
  4. Step 4: Simplify right side
    4,918.82x = 18,098,119.68
  5. Step 5: Solve for x
    x = 18,098,119.68/4,918.82
  6. Step 6: Final answer
    x = 3,679.36

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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.