Home / 3,114.28-4,297.98-2,326.96

Finding the Fourth Proportional to 3,114.28, 4,297.98 and 2,326.96

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Solution

The fourth proportional to 3,114.28, 4,297.98 and 2,326.96 is: 3,211.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,114.28 : 4,297.98 = 2,326.96 : x
  2. Step 2: Convert to fraction form
    3,114.28/4,297.98 = 2,326.96/x
  3. Step 3: Cross multiply
    3,114.28x = 4,297.98 × 2,326.96
  4. Step 4: Simplify right side
    3,114.28x = 10,001,227.54
  5. Step 5: Solve for x
    x = 10,001,227.54/3,114.28
  6. Step 6: Final answer
    x = 3,211.41

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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.