Home / 3,749.76-5,614.38-2,710.80

Finding the Fourth Proportional to 3,749.76, 5,614.38 and 2,710.80

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Solution

The fourth proportional to 3,749.76, 5,614.38 and 2,710.80 is: 4,058.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,749.76 : 5,614.38 = 2,710.80 : x
  2. Step 2: Convert to fraction form
    3,749.76/5,614.38 = 2,710.80/x
  3. Step 3: Cross multiply
    3,749.76x = 5,614.38 × 2,710.80
  4. Step 4: Simplify right side
    3,749.76x = 15,219,461.30
  5. Step 5: Solve for x
    x = 15,219,461.30/3,749.76
  6. Step 6: Final answer
    x = 4,058.78

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1.5x scale

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.