Home / 3,255.38-4,874.79-2,374.28

Finding the Fourth Proportional to 3,255.38, 4,874.79 and 2,374.28

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Solution

The fourth proportional to 3,255.38, 4,874.79 and 2,374.28 is: 3,555.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,255.38 : 4,874.79 = 2,374.28 : x
  2. Step 2: Convert to fraction form
    3,255.38/4,874.79 = 2,374.28/x
  3. Step 3: Cross multiply
    3,255.38x = 4,874.79 × 2,374.28
  4. Step 4: Simplify right side
    3,255.38x = 11,574,116.40
  5. Step 5: Solve for x
    x = 11,574,116.40/3,255.38
  6. Step 6: Final answer
    x = 3,555.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.