Home / 5,779.01-8,668.52-2,081.16

Finding the Fourth Proportional to 5,779.01, 8,668.52 and 2,081.16

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Solution

The fourth proportional to 5,779.01, 8,668.52 and 2,081.16 is: 3,121.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,779.01 : 8,668.52 = 2,081.16 : x
  2. Step 2: Convert to fraction form
    5,779.01/8,668.52 = 2,081.16/x
  3. Step 3: Cross multiply
    5,779.01x = 8,668.52 × 2,081.16
  4. Step 4: Simplify right side
    5,779.01x = 18,040,566.68
  5. Step 5: Solve for x
    x = 18,040,566.68/5,779.01
  6. Step 6: Final answer
    x = 3,121.74

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.