Home / 9,199.28-13,788.11-4,258.48

Finding the Fourth Proportional to 9,199.28, 13,788.11 and 4,258.48

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Solution

The fourth proportional to 9,199.28, 13,788.11 and 4,258.48 is: 6,382.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,199.28 : 13,788.11 = 4,258.48 : x
  2. Step 2: Convert to fraction form
    9,199.28/13,788.11 = 4,258.48/x
  3. Step 3: Cross multiply
    9,199.28x = 13,788.11 × 4,258.48
  4. Step 4: Simplify right side
    9,199.28x = 58,716,366.85
  5. Step 5: Solve for x
    x = 58,716,366.85/9,199.28
  6. Step 6: Final answer
    x = 6,382.72

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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.