Home / 3,863.32-5,355.68-3,652.84

Finding the Fourth Proportional to 3,863.32, 5,355.68 and 3,652.84

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Solution

The fourth proportional to 3,863.32, 5,355.68 and 3,652.84 is: 5,063.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,863.32 : 5,355.68 = 3,652.84 : x
  2. Step 2: Convert to fraction form
    3,863.32/5,355.68 = 3,652.84/x
  3. Step 3: Cross multiply
    3,863.32x = 5,355.68 × 3,652.84
  4. Step 4: Simplify right side
    3,863.32x = 19,563,442.13
  5. Step 5: Solve for x
    x = 19,563,442.13/3,863.32
  6. Step 6: Final answer
    x = 5,063.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.