Home / 3,414.40-5,121.60-2,357.35

Finding the Fourth Proportional to 3,414.40, 5,121.60 and 2,357.35

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Solution

The fourth proportional to 3,414.40, 5,121.60 and 2,357.35 is: 3,536.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,414.40 : 5,121.60 = 2,357.35 : x
  2. Step 2: Convert to fraction form
    3,414.40/5,121.60 = 2,357.35/x
  3. Step 3: Cross multiply
    3,414.40x = 5,121.60 × 2,357.35
  4. Step 4: Simplify right side
    3,414.40x = 12,073,403.76
  5. Step 5: Solve for x
    x = 12,073,403.76/3,414.40
  6. Step 6: Final answer
    x = 3,536.03

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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.