Home / 3,441.68-5,162.80-1,102.02

Finding the Fourth Proportional to 3,441.68, 5,162.80 and 1,102.02

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Solution

The fourth proportional to 3,441.68, 5,162.80 and 1,102.02 is: 1,653.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,441.68 : 5,162.80 = 1,102.02 : x
  2. Step 2: Convert to fraction form
    3,441.68/5,162.80 = 1,102.02/x
  3. Step 3: Cross multiply
    3,441.68x = 5,162.80 × 1,102.02
  4. Step 4: Simplify right side
    3,441.68x = 5,689,508.86
  5. Step 5: Solve for x
    x = 5,689,508.86/3,441.68
  6. Step 6: Final answer
    x = 1,653.12

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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.