Home / 5,081.10-7,010.70-3,065.46

Finding the Fourth Proportional to 5,081.10, 7,010.70 and 3,065.46

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Solution

The fourth proportional to 5,081.10, 7,010.70 and 3,065.46 is: 4,229.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,081.10 : 7,010.70 = 3,065.46 : x
  2. Step 2: Convert to fraction form
    5,081.10/7,010.70 = 3,065.46/x
  3. Step 3: Cross multiply
    5,081.10x = 7,010.70 × 3,065.46
  4. Step 4: Simplify right side
    5,081.10x = 21,491,020.42
  5. Step 5: Solve for x
    x = 21,491,020.42/5,081.10
  6. Step 6: Final answer
    x = 4,229.60

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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.