Home / 5,911.97-8,158.53-3,223.17

Finding the Fourth Proportional to 5,911.97, 8,158.53 and 3,223.17

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Solution

The fourth proportional to 5,911.97, 8,158.53 and 3,223.17 is: 4,447.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,911.97 : 8,158.53 = 3,223.17 : x
  2. Step 2: Convert to fraction form
    5,911.97/8,158.53 = 3,223.17/x
  3. Step 3: Cross multiply
    5,911.97x = 8,158.53 × 3,223.17
  4. Step 4: Simplify right side
    5,911.97x = 26,296,329.14
  5. Step 5: Solve for x
    x = 26,296,329.14/5,911.97
  6. Step 6: Final answer
    x = 4,447.98

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Half scale
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Double scale
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Similar ratio
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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.