Home / 3,348.78-5,023.38-1,157.22

Finding the Fourth Proportional to 3,348.78, 5,023.38 and 1,157.22

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Solution

The fourth proportional to 3,348.78, 5,023.38 and 1,157.22 is: 1,735.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,348.78 : 5,023.38 = 1,157.22 : x
  2. Step 2: Convert to fraction form
    3,348.78/5,023.38 = 1,157.22/x
  3. Step 3: Cross multiply
    3,348.78x = 5,023.38 × 1,157.22
  4. Step 4: Simplify right side
    3,348.78x = 5,813,160.14
  5. Step 5: Solve for x
    x = 5,813,160.14/3,348.78
  6. Step 6: Final answer
    x = 1,735.91

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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.