Home / 8,795.76-13,189.40-3,251.72

Finding the Fourth Proportional to 8,795.76, 13,189.40 and 3,251.72

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Solution

The fourth proportional to 8,795.76, 13,189.40 and 3,251.72 is: 4,876.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,795.76 : 13,189.40 = 3,251.72 : x
  2. Step 2: Convert to fraction form
    8,795.76/13,189.40 = 3,251.72/x
  3. Step 3: Cross multiply
    8,795.76x = 13,189.40 × 3,251.72
  4. Step 4: Simplify right side
    8,795.76x = 42,888,235.77
  5. Step 5: Solve for x
    x = 42,888,235.77/8,795.76
  6. Step 6: Final answer
    x = 4,876.01

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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.