Home / 3,808.86-5,258.67-2,394.48

Finding the Fourth Proportional to 3,808.86, 5,258.67 and 2,394.48

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Solution

The fourth proportional to 3,808.86, 5,258.67 and 2,394.48 is: 3,305.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,808.86 : 5,258.67 = 2,394.48 : x
  2. Step 2: Convert to fraction form
    3,808.86/5,258.67 = 2,394.48/x
  3. Step 3: Cross multiply
    3,808.86x = 5,258.67 × 2,394.48
  4. Step 4: Simplify right side
    3,808.86x = 12,591,780.14
  5. Step 5: Solve for x
    x = 12,591,780.14/3,808.86
  6. Step 6: Final answer
    x = 3,305.92

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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.