Home / 8,584.08-12,876.12-2,741.20

Finding the Fourth Proportional to 8,584.08, 12,876.12 and 2,741.20

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Solution

The fourth proportional to 8,584.08, 12,876.12 and 2,741.20 is: 4,111.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,584.08 : 12,876.12 = 2,741.20 : x
  2. Step 2: Convert to fraction form
    8,584.08/12,876.12 = 2,741.20/x
  3. Step 3: Cross multiply
    8,584.08x = 12,876.12 × 2,741.20
  4. Step 4: Simplify right side
    8,584.08x = 35,296,020.14
  5. Step 5: Solve for x
    x = 35,296,020.14/8,584.08
  6. Step 6: Final answer
    x = 4,111.80

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.