Home / 3,498.20-5,248.55-1,743.05

Finding the Fourth Proportional to 3,498.20, 5,248.55 and 1,743.05

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Solution

The fourth proportional to 3,498.20, 5,248.55 and 1,743.05 is: 2,615.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,498.20 : 5,248.55 = 1,743.05 : x
  2. Step 2: Convert to fraction form
    3,498.20/5,248.55 = 1,743.05/x
  3. Step 3: Cross multiply
    3,498.20x = 5,248.55 × 1,743.05
  4. Step 4: Simplify right side
    3,498.20x = 9,148,463.20
  5. Step 5: Solve for x
    x = 9,148,463.20/3,498.20
  6. Step 6: Final answer
    x = 2,615.19

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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.