Home / 3,141.52-4,703.37-2,749.48

Finding the Fourth Proportional to 3,141.52, 4,703.37 and 2,749.48

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Solution

The fourth proportional to 3,141.52, 4,703.37 and 2,749.48 is: 4,116.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,141.52 : 4,703.37 = 2,749.48 : x
  2. Step 2: Convert to fraction form
    3,141.52/4,703.37 = 2,749.48/x
  3. Step 3: Cross multiply
    3,141.52x = 4,703.37 × 2,749.48
  4. Step 4: Simplify right side
    3,141.52x = 12,931,821.75
  5. Step 5: Solve for x
    x = 12,931,821.75/3,141.52
  6. Step 6: Final answer
    x = 4,116.42

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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.