Home / 3,785.07-5,223.38-2,348.90

Finding the Fourth Proportional to 3,785.07, 5,223.38 and 2,348.90

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Solution

The fourth proportional to 3,785.07, 5,223.38 and 2,348.90 is: 3,241.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,785.07 : 5,223.38 = 2,348.90 : x
  2. Step 2: Convert to fraction form
    3,785.07/5,223.38 = 2,348.90/x
  3. Step 3: Cross multiply
    3,785.07x = 5,223.38 × 2,348.90
  4. Step 4: Simplify right side
    3,785.07x = 12,269,181.44
  5. Step 5: Solve for x
    x = 12,269,181.44/3,785.07
  6. Step 6: Final answer
    x = 3,241.47

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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.