Home / 3,098.17-4,274.08-1,839.28

Finding the Fourth Proportional to 3,098.17, 4,274.08 and 1,839.28

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Solution

The fourth proportional to 3,098.17, 4,274.08 and 1,839.28 is: 2,537.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,098.17 : 4,274.08 = 1,839.28 : x
  2. Step 2: Convert to fraction form
    3,098.17/4,274.08 = 1,839.28/x
  3. Step 3: Cross multiply
    3,098.17x = 4,274.08 × 1,839.28
  4. Step 4: Simplify right side
    3,098.17x = 7,861,229.86
  5. Step 5: Solve for x
    x = 7,861,229.86/3,098.17
  6. Step 6: Final answer
    x = 2,537.38

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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.