Home / 3,744.48-5,165.37-2,858.76

Finding the Fourth Proportional to 3,744.48, 5,165.37 and 2,858.76

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Solution

The fourth proportional to 3,744.48, 5,165.37 and 2,858.76 is: 3,943.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,744.48 : 5,165.37 = 2,858.76 : x
  2. Step 2: Convert to fraction form
    3,744.48/5,165.37 = 2,858.76/x
  3. Step 3: Cross multiply
    3,744.48x = 5,165.37 × 2,858.76
  4. Step 4: Simplify right side
    3,744.48x = 14,766,553.14
  5. Step 5: Solve for x
    x = 14,766,553.14/3,744.48
  6. Step 6: Final answer
    x = 3,943.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.