Home / 2,040.28-2,812.50-1,252.96

Finding the Fourth Proportional to 2,040.28, 2,812.50 and 1,252.96

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Solution

The fourth proportional to 2,040.28, 2,812.50 and 1,252.96 is: 1,727.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,040.28 : 2,812.50 = 1,252.96 : x
  2. Step 2: Convert to fraction form
    2,040.28/2,812.50 = 1,252.96/x
  3. Step 3: Cross multiply
    2,040.28x = 2,812.50 × 1,252.96
  4. Step 4: Simplify right side
    2,040.28x = 3,523,950
  5. Step 5: Solve for x
    x = 3,523,950/2,040.28
  6. Step 6: Final answer
    x = 1,727.19

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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.