Home / 3,410.60-5,115.86-2,324.40

Finding the Fourth Proportional to 3,410.60, 5,115.86 and 2,324.40

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Solution

The fourth proportional to 3,410.60, 5,115.86 and 2,324.40 is: 3,486.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,410.60 : 5,115.86 = 2,324.40 : x
  2. Step 2: Convert to fraction form
    3,410.60/5,115.86 = 2,324.40/x
  3. Step 3: Cross multiply
    3,410.60x = 5,115.86 × 2,324.40
  4. Step 4: Simplify right side
    3,410.60x = 11,891,304.98
  5. Step 5: Solve for x
    x = 11,891,304.98/3,410.60
  6. Step 6: Final answer
    x = 3,486.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.