Home / 4,763.20-7,149.19-2,424.89

Finding the Fourth Proportional to 4,763.20, 7,149.19 and 2,424.89

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Solution

The fourth proportional to 4,763.20, 7,149.19 and 2,424.89 is: 3,639.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,763.20 : 7,149.19 = 2,424.89 : x
  2. Step 2: Convert to fraction form
    4,763.20/7,149.19 = 2,424.89/x
  3. Step 3: Cross multiply
    4,763.20x = 7,149.19 × 2,424.89
  4. Step 4: Simplify right side
    4,763.20x = 17,335,968.66
  5. Step 5: Solve for x
    x = 17,335,968.66/4,763.20
  6. Step 6: Final answer
    x = 3,639.56

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1.5x scale

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.