Home / 5,258.20-7,874.30-3,403.62

Finding the Fourth Proportional to 5,258.20, 7,874.30 and 3,403.62

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Solution

The fourth proportional to 5,258.20, 7,874.30 and 3,403.62 is: 5,097.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,258.20 : 7,874.30 = 3,403.62 : x
  2. Step 2: Convert to fraction form
    5,258.20/7,874.30 = 3,403.62/x
  3. Step 3: Cross multiply
    5,258.20x = 7,874.30 × 3,403.62
  4. Step 4: Simplify right side
    5,258.20x = 26,801,124.97
  5. Step 5: Solve for x
    x = 26,801,124.97/5,258.20
  6. Step 6: Final answer
    x = 5,097.02

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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.