Home / 3,098.28-4,275.72-1,701

Finding the Fourth Proportional to 3,098.28, 4,275.72 and 1,701

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Solution

The fourth proportional to 3,098.28, 4,275.72 and 1,701 is: 2,347.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,098.28 : 4,275.72 = 1,701 : x
  2. Step 2: Convert to fraction form
    3,098.28/4,275.72 = 1,701/x
  3. Step 3: Cross multiply
    3,098.28x = 4,275.72 × 1,701
  4. Step 4: Simplify right side
    3,098.28x = 7,272,999.72
  5. Step 5: Solve for x
    x = 7,272,999.72/3,098.28
  6. Step 6: Final answer
    x = 2,347.43

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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.