Home / 3,758.56-5,185.08-2,432.68

Finding the Fourth Proportional to 3,758.56, 5,185.08 and 2,432.68

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Solution

The fourth proportional to 3,758.56, 5,185.08 and 2,432.68 is: 3,355.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,758.56 : 5,185.08 = 2,432.68 : x
  2. Step 2: Convert to fraction form
    3,758.56/5,185.08 = 2,432.68/x
  3. Step 3: Cross multiply
    3,758.56x = 5,185.08 × 2,432.68
  4. Step 4: Simplify right side
    3,758.56x = 12,613,627.45
  5. Step 5: Solve for x
    x = 12,613,627.45/3,758.56
  6. Step 6: Final answer
    x = 3,355.98

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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.