Home / 3,098.38-4,275.85-1,701.22

Finding the Fourth Proportional to 3,098.38, 4,275.85 and 1,701.22

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Solution

The fourth proportional to 3,098.38, 4,275.85 and 1,701.22 is: 2,347.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,098.38 : 4,275.85 = 1,701.22 : x
  2. Step 2: Convert to fraction form
    3,098.38/4,275.85 = 1,701.22/x
  3. Step 3: Cross multiply
    3,098.38x = 4,275.85 × 1,701.22
  4. Step 4: Simplify right side
    3,098.38x = 7,274,140.16
  5. Step 5: Solve for x
    x = 7,274,140.16/3,098.38
  6. Step 6: Final answer
    x = 2,347.73

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Half scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.