Home / 5,618.18-7,753.10-3,065.96

Finding the Fourth Proportional to 5,618.18, 7,753.10 and 3,065.96

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Solution

The fourth proportional to 5,618.18, 7,753.10 and 3,065.96 is: 4,231.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,618.18 : 7,753.10 = 3,065.96 : x
  2. Step 2: Convert to fraction form
    5,618.18/7,753.10 = 3,065.96/x
  3. Step 3: Cross multiply
    5,618.18x = 7,753.10 × 3,065.96
  4. Step 4: Simplify right side
    5,618.18x = 23,770,694.48
  5. Step 5: Solve for x
    x = 23,770,694.48/5,618.18
  6. Step 6: Final answer
    x = 4,231.03

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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.