Home / 5,402.88-7,458.84-3,517.20

Finding the Fourth Proportional to 5,402.88, 7,458.84 and 3,517.20

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Solution

The fourth proportional to 5,402.88, 7,458.84 and 3,517.20 is: 4,855.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,402.88 : 7,458.84 = 3,517.20 : x
  2. Step 2: Convert to fraction form
    5,402.88/7,458.84 = 3,517.20/x
  3. Step 3: Cross multiply
    5,402.88x = 7,458.84 × 3,517.20
  4. Step 4: Simplify right side
    5,402.88x = 26,234,232.05
  5. Step 5: Solve for x
    x = 26,234,232.05/5,402.88
  6. Step 6: Final answer
    x = 4,855.60

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1.5x scale

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.