Home / 3,744.80-5,616.59-1,245.77

Finding the Fourth Proportional to 3,744.80, 5,616.59 and 1,245.77

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Solution

The fourth proportional to 3,744.80, 5,616.59 and 1,245.77 is: 1,868.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,744.80 : 5,616.59 = 1,245.77 : x
  2. Step 2: Convert to fraction form
    3,744.80/5,616.59 = 1,245.77/x
  3. Step 3: Cross multiply
    3,744.80x = 5,616.59 × 1,245.77
  4. Step 4: Simplify right side
    3,744.80x = 6,996,996.48
  5. Step 5: Solve for x
    x = 6,996,996.48/3,744.80
  6. Step 6: Final answer
    x = 1,868.46

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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.