Home / 3,169.31-4,752.74-2,192.45

Finding the Fourth Proportional to 3,169.31, 4,752.74 and 2,192.45

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Solution

The fourth proportional to 3,169.31, 4,752.74 and 2,192.45 is: 3,287.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,169.31 : 4,752.74 = 2,192.45 : x
  2. Step 2: Convert to fraction form
    3,169.31/4,752.74 = 2,192.45/x
  3. Step 3: Cross multiply
    3,169.31x = 4,752.74 × 2,192.45
  4. Step 4: Simplify right side
    3,169.31x = 10,420,126.53
  5. Step 5: Solve for x
    x = 10,420,126.53/3,169.31
  6. Step 6: Final answer
    x = 3,287.83

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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.