Home / 4,277.75-6,418.75-2,402.47

Finding the Fourth Proportional to 4,277.75, 6,418.75 and 2,402.47

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Solution

The fourth proportional to 4,277.75, 6,418.75 and 2,402.47 is: 3,604.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,277.75 : 6,418.75 = 2,402.47 : x
  2. Step 2: Convert to fraction form
    4,277.75/6,418.75 = 2,402.47/x
  3. Step 3: Cross multiply
    4,277.75x = 6,418.75 × 2,402.47
  4. Step 4: Simplify right side
    4,277.75x = 15,420,842.30
  5. Step 5: Solve for x
    x = 15,420,842.30/4,277.75
  6. Step 6: Final answer
    x = 3,604.90

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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.