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Finding the Fourth Proportional to 5,343.52, 8,018.16 and 2,751.52

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Solution

The fourth proportional to 5,343.52, 8,018.16 and 2,751.52 is: 4,128.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,343.52 : 8,018.16 = 2,751.52 : x
  2. Step 2: Convert to fraction form
    5,343.52/8,018.16 = 2,751.52/x
  3. Step 3: Cross multiply
    5,343.52x = 8,018.16 × 2,751.52
  4. Step 4: Simplify right side
    5,343.52x = 22,062,127.60
  5. Step 5: Solve for x
    x = 22,062,127.60/5,343.52
  6. Step 6: Final answer
    x = 4,128.76

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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.