Home / 5,324.76-7,348.17-3,087.06

Finding the Fourth Proportional to 5,324.76, 7,348.17 and 3,087.06

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Solution

The fourth proportional to 5,324.76, 7,348.17 and 3,087.06 is: 4,260.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,324.76 : 7,348.17 = 3,087.06 : x
  2. Step 2: Convert to fraction form
    5,324.76/7,348.17 = 3,087.06/x
  3. Step 3: Cross multiply
    5,324.76x = 7,348.17 × 3,087.06
  4. Step 4: Simplify right side
    5,324.76x = 22,684,241.68
  5. Step 5: Solve for x
    x = 22,684,241.68/5,324.76
  6. Step 6: Final answer
    x = 4,260.14

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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.