Home / 5,524.30-8,286.90-1,575.55

Finding the Fourth Proportional to 5,524.30, 8,286.90 and 1,575.55

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Solution

The fourth proportional to 5,524.30, 8,286.90 and 1,575.55 is: 2,363.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,524.30 : 8,286.90 = 1,575.55 : x
  2. Step 2: Convert to fraction form
    5,524.30/8,286.90 = 1,575.55/x
  3. Step 3: Cross multiply
    5,524.30x = 8,286.90 × 1,575.55
  4. Step 4: Simplify right side
    5,524.30x = 13,056,425.30
  5. Step 5: Solve for x
    x = 13,056,425.30/5,524.30
  6. Step 6: Final answer
    x = 2,363.45

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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.