Home / 3,019.20-4,166.86-2,310.04

Finding the Fourth Proportional to 3,019.20, 4,166.86 and 2,310.04

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Solution

The fourth proportional to 3,019.20, 4,166.86 and 2,310.04 is: 3,188.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,019.20 : 4,166.86 = 2,310.04 : x
  2. Step 2: Convert to fraction form
    3,019.20/4,166.86 = 2,310.04/x
  3. Step 3: Cross multiply
    3,019.20x = 4,166.86 × 2,310.04
  4. Step 4: Simplify right side
    3,019.20x = 9,625,613.27
  5. Step 5: Solve for x
    x = 9,625,613.27/3,019.20
  6. Step 6: Final answer
    x = 3,188.13

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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.