Home / 8,840.16-12,194.76-5,481.90

Finding the Fourth Proportional to 8,840.16, 12,194.76 and 5,481.90

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Solution

The fourth proportional to 8,840.16, 12,194.76 and 5,481.90 is: 7,562.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,840.16 : 12,194.76 = 5,481.90 : x
  2. Step 2: Convert to fraction form
    8,840.16/12,194.76 = 5,481.90/x
  3. Step 3: Cross multiply
    8,840.16x = 12,194.76 × 5,481.90
  4. Step 4: Simplify right side
    8,840.16x = 66,850,454.84
  5. Step 5: Solve for x
    x = 66,850,454.84/8,840.16
  6. Step 6: Final answer
    x = 7,562.13

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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.