Home / 4,257.90-5,875.47-3,944.43

Finding the Fourth Proportional to 4,257.90, 5,875.47 and 3,944.43

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Solution

The fourth proportional to 4,257.90, 5,875.47 and 3,944.43 is: 5,442.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,257.90 : 5,875.47 = 3,944.43 : x
  2. Step 2: Convert to fraction form
    4,257.90/5,875.47 = 3,944.43/x
  3. Step 3: Cross multiply
    4,257.90x = 5,875.47 × 3,944.43
  4. Step 4: Simplify right side
    4,257.90x = 23,175,380.13
  5. Step 5: Solve for x
    x = 23,175,380.13/4,257.90
  6. Step 6: Final answer
    x = 5,442.91

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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.