Home / 3,394.53-4,680.09-2,508.80

Finding the Fourth Proportional to 3,394.53, 4,680.09 and 2,508.80

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Solution

The fourth proportional to 3,394.53, 4,680.09 and 2,508.80 is: 3,458.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,394.53 : 4,680.09 = 2,508.80 : x
  2. Step 2: Convert to fraction form
    3,394.53/4,680.09 = 2,508.80/x
  3. Step 3: Cross multiply
    3,394.53x = 4,680.09 × 2,508.80
  4. Step 4: Simplify right side
    3,394.53x = 11,741,386.39
  5. Step 5: Solve for x
    x = 11,741,386.39/3,394.53
  6. Step 6: Final answer
    x = 3,458.91

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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.