Home / 3,778.79-5,668.19-2,058.35

Finding the Fourth Proportional to 3,778.79, 5,668.19 and 2,058.35

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Solution

The fourth proportional to 3,778.79, 5,668.19 and 2,058.35 is: 3,087.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,778.79 : 5,668.19 = 2,058.35 : x
  2. Step 2: Convert to fraction form
    3,778.79/5,668.19 = 2,058.35/x
  3. Step 3: Cross multiply
    3,778.79x = 5,668.19 × 2,058.35
  4. Step 4: Simplify right side
    3,778.79x = 11,667,138.20
  5. Step 5: Solve for x
    x = 11,667,138.20/3,778.79
  6. Step 6: Final answer
    x = 3,087.53

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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.