Home / 8,081.97-11,153.09-4,545.18

Finding the Fourth Proportional to 8,081.97, 11,153.09 and 4,545.18

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Solution

The fourth proportional to 8,081.97, 11,153.09 and 4,545.18 is: 6,272.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,081.97 : 11,153.09 = 4,545.18 : x
  2. Step 2: Convert to fraction form
    8,081.97/11,153.09 = 4,545.18/x
  3. Step 3: Cross multiply
    8,081.97x = 11,153.09 × 4,545.18
  4. Step 4: Simplify right side
    8,081.97x = 50,692,812.97
  5. Step 5: Solve for x
    x = 50,692,812.97/8,081.97
  6. Step 6: Final answer
    x = 6,272.33

Related Problems

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Half scale
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Double scale
Find fourth proportional to 8,082.97, 11,154.47 and 4,546.18
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.