Home / 5,490.16-7,575.94-3,251.64

Finding the Fourth Proportional to 5,490.16, 7,575.94 and 3,251.64

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Solution

The fourth proportional to 5,490.16, 7,575.94 and 3,251.64 is: 4,486.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,490.16 : 7,575.94 = 3,251.64 : x
  2. Step 2: Convert to fraction form
    5,490.16/7,575.94 = 3,251.64/x
  3. Step 3: Cross multiply
    5,490.16x = 7,575.94 × 3,251.64
  4. Step 4: Simplify right side
    5,490.16x = 24,634,229.54
  5. Step 5: Solve for x
    x = 24,634,229.54/5,490.16
  6. Step 6: Final answer
    x = 4,486.98

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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.