Home / 8,335.26-12,503.56-2,788.64

Finding the Fourth Proportional to 8,335.26, 12,503.56 and 2,788.64

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Solution

The fourth proportional to 8,335.26, 12,503.56 and 2,788.64 is: 4,183.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,335.26 : 12,503.56 = 2,788.64 : x
  2. Step 2: Convert to fraction form
    8,335.26/12,503.56 = 2,788.64/x
  3. Step 3: Cross multiply
    8,335.26x = 12,503.56 × 2,788.64
  4. Step 4: Simplify right side
    8,335.26x = 34,867,927.56
  5. Step 5: Solve for x
    x = 34,867,927.56/8,335.26
  6. Step 6: Final answer
    x = 4,183.18

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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.