Home / 3,145.80-4,717.62-1,502.04

Finding the Fourth Proportional to 3,145.80, 4,717.62 and 1,502.04

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Solution

The fourth proportional to 3,145.80, 4,717.62 and 1,502.04 is: 2,252.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,145.80 : 4,717.62 = 1,502.04 : x
  2. Step 2: Convert to fraction form
    3,145.80/4,717.62 = 1,502.04/x
  3. Step 3: Cross multiply
    3,145.80x = 4,717.62 × 1,502.04
  4. Step 4: Simplify right side
    3,145.80x = 7,086,053.94
  5. Step 5: Solve for x
    x = 7,086,053.94/3,145.80
  6. Step 6: Final answer
    x = 2,252.54

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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.