Home / 5,383.24-8,074.88-1,487.96

Finding the Fourth Proportional to 5,383.24, 8,074.88 and 1,487.96

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Solution

The fourth proportional to 5,383.24, 8,074.88 and 1,487.96 is: 2,231.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,383.24 : 8,074.88 = 1,487.96 : x
  2. Step 2: Convert to fraction form
    5,383.24/8,074.88 = 1,487.96/x
  3. Step 3: Cross multiply
    5,383.24x = 8,074.88 × 1,487.96
  4. Step 4: Simplify right side
    5,383.24x = 12,015,098.44
  5. Step 5: Solve for x
    x = 12,015,098.44/5,383.24
  6. Step 6: Final answer
    x = 2,231.95

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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.