Home / 2,752.90-4,125.47-2,133.70

Finding the Fourth Proportional to 2,752.90, 4,125.47 and 2,133.70

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Solution

The fourth proportional to 2,752.90, 4,125.47 and 2,133.70 is: 3,197.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,752.90 : 4,125.47 = 2,133.70 : x
  2. Step 2: Convert to fraction form
    2,752.90/4,125.47 = 2,133.70/x
  3. Step 3: Cross multiply
    2,752.90x = 4,125.47 × 2,133.70
  4. Step 4: Simplify right side
    2,752.90x = 8,802,517.56
  5. Step 5: Solve for x
    x = 8,802,517.56/2,752.90
  6. Step 6: Final answer
    x = 3,197.55

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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.