Home / 3,354.20-5,036.70-2,263.40

Finding the Fourth Proportional to 3,354.20, 5,036.70 and 2,263.40

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Solution

The fourth proportional to 3,354.20, 5,036.70 and 2,263.40 is: 3,398.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,354.20 : 5,036.70 = 2,263.40 : x
  2. Step 2: Convert to fraction form
    3,354.20/5,036.70 = 2,263.40/x
  3. Step 3: Cross multiply
    3,354.20x = 5,036.70 × 2,263.40
  4. Step 4: Simplify right side
    3,354.20x = 11,400,066.78
  5. Step 5: Solve for x
    x = 11,400,066.78/3,354.20
  6. Step 6: Final answer
    x = 3,398.74

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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.