Home / 7,255.16-10,883.78-2,753.88

Finding the Fourth Proportional to 7,255.16, 10,883.78 and 2,753.88

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Solution

The fourth proportional to 7,255.16, 10,883.78 and 2,753.88 is: 4,131.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,255.16 : 10,883.78 = 2,753.88 : x
  2. Step 2: Convert to fraction form
    7,255.16/10,883.78 = 2,753.88/x
  3. Step 3: Cross multiply
    7,255.16x = 10,883.78 × 2,753.88
  4. Step 4: Simplify right side
    7,255.16x = 29,972,579.81
  5. Step 5: Solve for x
    x = 29,972,579.81/7,255.16
  6. Step 6: Final answer
    x = 4,131.21

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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.