Home / 3,098.61-4,274.46-2,351.34

Finding the Fourth Proportional to 3,098.61, 4,274.46 and 2,351.34

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Solution

The fourth proportional to 3,098.61, 4,274.46 and 2,351.34 is: 3,243.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,098.61 : 4,274.46 = 2,351.34 : x
  2. Step 2: Convert to fraction form
    3,098.61/4,274.46 = 2,351.34/x
  3. Step 3: Cross multiply
    3,098.61x = 4,274.46 × 2,351.34
  4. Step 4: Simplify right side
    3,098.61x = 10,050,708.78
  5. Step 5: Solve for x
    x = 10,050,708.78/3,098.61
  6. Step 6: Final answer
    x = 3,243.62

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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.