Home / 3,262.24-4,500.71-2,143.78

Finding the Fourth Proportional to 3,262.24, 4,500.71 and 2,143.78

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Solution

The fourth proportional to 3,262.24, 4,500.71 and 2,143.78 is: 2,957.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,262.24 : 4,500.71 = 2,143.78 : x
  2. Step 2: Convert to fraction form
    3,262.24/4,500.71 = 2,143.78/x
  3. Step 3: Cross multiply
    3,262.24x = 4,500.71 × 2,143.78
  4. Step 4: Simplify right side
    3,262.24x = 9,648,555.53
  5. Step 5: Solve for x
    x = 9,648,555.53/3,262.24
  6. Step 6: Final answer
    x = 2,957.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.