Home / 3,351.20-5,032.20-2,260.40

Finding the Fourth Proportional to 3,351.20, 5,032.20 and 2,260.40

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Solution

The fourth proportional to 3,351.20, 5,032.20 and 2,260.40 is: 3,394.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,351.20 : 5,032.20 = 2,260.40 : x
  2. Step 2: Convert to fraction form
    3,351.20/5,032.20 = 2,260.40/x
  3. Step 3: Cross multiply
    3,351.20x = 5,032.20 × 2,260.40
  4. Step 4: Simplify right side
    3,351.20x = 11,374,784.88
  5. Step 5: Solve for x
    x = 11,374,784.88/3,351.20
  6. Step 6: Final answer
    x = 3,394.24

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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.