Home / 5,475.36-8,204.88-2,553.12

Finding the Fourth Proportional to 5,475.36, 8,204.88 and 2,553.12

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Solution

The fourth proportional to 5,475.36, 8,204.88 and 2,553.12 is: 3,825.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,475.36 : 8,204.88 = 2,553.12 : x
  2. Step 2: Convert to fraction form
    5,475.36/8,204.88 = 2,553.12/x
  3. Step 3: Cross multiply
    5,475.36x = 8,204.88 × 2,553.12
  4. Step 4: Simplify right side
    5,475.36x = 20,948,043.23
  5. Step 5: Solve for x
    x = 20,948,043.23/5,475.36
  6. Step 6: Final answer
    x = 3,825.88

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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.