Home / 2,560.36-3,839.90-2,152.04

Finding the Fourth Proportional to 2,560.36, 3,839.90 and 2,152.04

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Solution

The fourth proportional to 2,560.36, 3,839.90 and 2,152.04 is: 3,227.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,560.36 : 3,839.90 = 2,152.04 : x
  2. Step 2: Convert to fraction form
    2,560.36/3,839.90 = 2,152.04/x
  3. Step 3: Cross multiply
    2,560.36x = 3,839.90 × 2,152.04
  4. Step 4: Simplify right side
    2,560.36x = 8,263,618.40
  5. Step 5: Solve for x
    x = 8,263,618.40/2,560.36
  6. Step 6: Final answer
    x = 3,227.52

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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.