Home / 4,179.22-5,767.24-2,290.75

Finding the Fourth Proportional to 4,179.22, 5,767.24 and 2,290.75

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Solution

The fourth proportional to 4,179.22, 5,767.24 and 2,290.75 is: 3,161.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,179.22 : 5,767.24 = 2,290.75 : x
  2. Step 2: Convert to fraction form
    4,179.22/5,767.24 = 2,290.75/x
  3. Step 3: Cross multiply
    4,179.22x = 5,767.24 × 2,290.75
  4. Step 4: Simplify right side
    4,179.22x = 13,211,305.03
  5. Step 5: Solve for x
    x = 13,211,305.03/4,179.22
  6. Step 6: Final answer
    x = 3,161.19

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Find fourth proportional to 2,089.61, 2,883.62 and 1,145.38
Half scale
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Double scale
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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.