Home / 3,764.56-5,650.08-1,818.40

Finding the Fourth Proportional to 3,764.56, 5,650.08 and 1,818.40

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Solution

The fourth proportional to 3,764.56, 5,650.08 and 1,818.40 is: 2,729.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,764.56 : 5,650.08 = 1,818.40 : x
  2. Step 2: Convert to fraction form
    3,764.56/5,650.08 = 1,818.40/x
  3. Step 3: Cross multiply
    3,764.56x = 5,650.08 × 1,818.40
  4. Step 4: Simplify right side
    3,764.56x = 10,274,105.47
  5. Step 5: Solve for x
    x = 10,274,105.47/3,764.56
  6. Step 6: Final answer
    x = 2,729.17

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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.