Home / 2,417.88-3,626.82-2,143.29

Finding the Fourth Proportional to 2,417.88, 3,626.82 and 2,143.29

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Solution

The fourth proportional to 2,417.88, 3,626.82 and 2,143.29 is: 3,214.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,417.88 : 3,626.82 = 2,143.29 : x
  2. Step 2: Convert to fraction form
    2,417.88/3,626.82 = 2,143.29/x
  3. Step 3: Cross multiply
    2,417.88x = 3,626.82 × 2,143.29
  4. Step 4: Simplify right side
    2,417.88x = 7,773,327.04
  5. Step 5: Solve for x
    x = 7,773,327.04/2,417.88
  6. Step 6: Final answer
    x = 3,214.94

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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.