Home / 4,153.26-5,731.48-2,290.26

Finding the Fourth Proportional to 4,153.26, 5,731.48 and 2,290.26

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Solution

The fourth proportional to 4,153.26, 5,731.48 and 2,290.26 is: 3,160.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,153.26 : 5,731.48 = 2,290.26 : x
  2. Step 2: Convert to fraction form
    4,153.26/5,731.48 = 2,290.26/x
  3. Step 3: Cross multiply
    4,153.26x = 5,731.48 × 2,290.26
  4. Step 4: Simplify right side
    4,153.26x = 13,126,579.38
  5. Step 5: Solve for x
    x = 13,126,579.38/4,153.26
  6. Step 6: Final answer
    x = 3,160.55

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Half 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.