Home / 8,129.57-11,218.97-4,592.77

Finding the Fourth Proportional to 8,129.57, 11,218.97 and 4,592.77

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Solution

The fourth proportional to 8,129.57, 11,218.97 and 4,592.77 is: 6,338.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,129.57 : 11,218.97 = 4,592.77 : x
  2. Step 2: Convert to fraction form
    8,129.57/11,218.97 = 4,592.77/x
  3. Step 3: Cross multiply
    8,129.57x = 11,218.97 × 4,592.77
  4. Step 4: Simplify right side
    8,129.57x = 51,526,132.28
  5. Step 5: Solve for x
    x = 51,526,132.28/8,129.57
  6. Step 6: Final answer
    x = 6,338.12

Related Problems

Find fourth proportional to 4,064.78, 5,609.49 and 2,296.38
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.