Home / 5,560.50-7,676.59-3,861.53

Finding the Fourth Proportional to 5,560.50, 7,676.59 and 3,861.53

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Solution

The fourth proportional to 5,560.50, 7,676.59 and 3,861.53 is: 5,331.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,560.50 : 7,676.59 = 3,861.53 : x
  2. Step 2: Convert to fraction form
    5,560.50/7,676.59 = 3,861.53/x
  3. Step 3: Cross multiply
    5,560.50x = 7,676.59 × 3,861.53
  4. Step 4: Simplify right side
    5,560.50x = 29,643,370.57
  5. Step 5: Solve for x
    x = 29,643,370.57/5,560.50
  6. Step 6: Final answer
    x = 5,331.06

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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.