Home / 5,195.44-7,174.76-4,445.02

Finding the Fourth Proportional to 5,195.44, 7,174.76 and 4,445.02

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Solution

The fourth proportional to 5,195.44, 7,174.76 and 4,445.02 is: 6,138.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,195.44 : 7,174.76 = 4,445.02 : x
  2. Step 2: Convert to fraction form
    5,195.44/7,174.76 = 4,445.02/x
  3. Step 3: Cross multiply
    5,195.44x = 7,174.76 × 4,445.02
  4. Step 4: Simplify right side
    5,195.44x = 31,891,951.70
  5. Step 5: Solve for x
    x = 31,891,951.70/5,195.44
  6. Step 6: Final answer
    x = 6,138.45

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Half scale
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Double 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.