Home / 5,327.98-7,351.50-3,231.70

Finding the Fourth Proportional to 5,327.98, 7,351.50 and 3,231.70

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Solution

The fourth proportional to 5,327.98, 7,351.50 and 3,231.70 is: 4,459.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,327.98 : 7,351.50 = 3,231.70 : x
  2. Step 2: Convert to fraction form
    5,327.98/7,351.50 = 3,231.70/x
  3. Step 3: Cross multiply
    5,327.98x = 7,351.50 × 3,231.70
  4. Step 4: Simplify right side
    5,327.98x = 23,757,842.55
  5. Step 5: Solve for x
    x = 23,757,842.55/5,327.98
  6. Step 6: Final answer
    x = 4,459.07

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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.