Home / 3,239.45-4,856.20-1,158.96

Finding the Fourth Proportional to 3,239.45, 4,856.20 and 1,158.96

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Solution

The fourth proportional to 3,239.45, 4,856.20 and 1,158.96 is: 1,737.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,239.45 : 4,856.20 = 1,158.96 : x
  2. Step 2: Convert to fraction form
    3,239.45/4,856.20 = 1,158.96/x
  3. Step 3: Cross multiply
    3,239.45x = 4,856.20 × 1,158.96
  4. Step 4: Simplify right side
    3,239.45x = 5,628,135.76
  5. Step 5: Solve for x
    x = 5,628,135.76/3,239.45
  6. Step 6: Final answer
    x = 1,737.38

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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.