Home / 3,517.14-5,275.77-2,898.42

Finding the Fourth Proportional to 3,517.14, 5,275.77 and 2,898.42

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Solution

The fourth proportional to 3,517.14, 5,275.77 and 2,898.42 is: 4,347.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,517.14 : 5,275.77 = 2,898.42 : x
  2. Step 2: Convert to fraction form
    3,517.14/5,275.77 = 2,898.42/x
  3. Step 3: Cross multiply
    3,517.14x = 5,275.77 × 2,898.42
  4. Step 4: Simplify right side
    3,517.14x = 15,291,397.28
  5. Step 5: Solve for x
    x = 15,291,397.28/3,517.14
  6. Step 6: Final answer
    x = 4,347.68

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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.