Home / 5,327.98-7,352.78-3,091.06

Finding the Fourth Proportional to 5,327.98, 7,352.78 and 3,091.06

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Solution

The fourth proportional to 5,327.98, 7,352.78 and 3,091.06 is: 4,265.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,327.98 : 7,352.78 = 3,091.06 : x
  2. Step 2: Convert to fraction form
    5,327.98/7,352.78 = 3,091.06/x
  3. Step 3: Cross multiply
    5,327.98x = 7,352.78 × 3,091.06
  4. Step 4: Simplify right side
    5,327.98x = 22,727,877.88
  5. Step 5: Solve for x
    x = 22,727,877.88/5,327.98
  6. Step 6: Final answer
    x = 4,265.76

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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.