Home / 3,153.92-4,730.27-1,205.66

Finding the Fourth Proportional to 3,153.92, 4,730.27 and 1,205.66

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Solution

The fourth proportional to 3,153.92, 4,730.27 and 1,205.66 is: 1,808.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,153.92 : 4,730.27 = 1,205.66 : x
  2. Step 2: Convert to fraction form
    3,153.92/4,730.27 = 1,205.66/x
  3. Step 3: Cross multiply
    3,153.92x = 4,730.27 × 1,205.66
  4. Step 4: Simplify right side
    3,153.92x = 5,703,097.33
  5. Step 5: Solve for x
    x = 5,703,097.33/3,153.92
  6. Step 6: Final answer
    x = 1,808.26

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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.