Home / 3,239.62-4,859.50-1,159.76

Finding the Fourth Proportional to 3,239.62, 4,859.50 and 1,159.76

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Solution

The fourth proportional to 3,239.62, 4,859.50 and 1,159.76 is: 1,739.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,239.62 : 4,859.50 = 1,159.76 : x
  2. Step 2: Convert to fraction form
    3,239.62/4,859.50 = 1,159.76/x
  3. Step 3: Cross multiply
    3,239.62x = 4,859.50 × 1,159.76
  4. Step 4: Simplify right side
    3,239.62x = 5,635,862.97
  5. Step 5: Solve for x
    x = 5,635,862.97/3,239.62
  6. Step 6: Final answer
    x = 1,739.67

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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.