Home / 3,143.52-4,708.10-1,501.23

Finding the Fourth Proportional to 3,143.52, 4,708.10 and 1,501.23

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Solution

The fourth proportional to 3,143.52, 4,708.10 and 1,501.23 is: 2,248.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,143.52 : 4,708.10 = 1,501.23 : x
  2. Step 2: Convert to fraction form
    3,143.52/4,708.10 = 1,501.23/x
  3. Step 3: Cross multiply
    3,143.52x = 4,708.10 × 1,501.23
  4. Step 4: Simplify right side
    3,143.52x = 7,067,940.96
  5. Step 5: Solve for x
    x = 7,067,940.96/3,143.52
  6. Step 6: Final answer
    x = 2,248.42

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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.