Home / 8,749.73-13,125.34-3,201.74

Finding the Fourth Proportional to 8,749.73, 13,125.34 and 3,201.74

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Solution

The fourth proportional to 8,749.73, 13,125.34 and 3,201.74 is: 4,802.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,749.73 : 13,125.34 = 3,201.74 : x
  2. Step 2: Convert to fraction form
    8,749.73/13,125.34 = 3,201.74/x
  3. Step 3: Cross multiply
    8,749.73x = 13,125.34 × 3,201.74
  4. Step 4: Simplify right side
    8,749.73x = 42,023,885.27
  5. Step 5: Solve for x
    x = 42,023,885.27/8,749.73
  6. Step 6: Final answer
    x = 4,802.88

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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.