Home / 4,147.71-5,729.32-3,073.17

Finding the Fourth Proportional to 4,147.71, 5,729.32 and 3,073.17

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Solution

The fourth proportional to 4,147.71, 5,729.32 and 3,073.17 is: 4,245.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,147.71 : 5,729.32 = 3,073.17 : x
  2. Step 2: Convert to fraction form
    4,147.71/5,729.32 = 3,073.17/x
  3. Step 3: Cross multiply
    4,147.71x = 5,729.32 × 3,073.17
  4. Step 4: Simplify right side
    4,147.71x = 17,607,174.34
  5. Step 5: Solve for x
    x = 17,607,174.34/4,147.71
  6. Step 6: Final answer
    x = 4,245.04

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Half scale
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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.