Home / 3,770.52-5,655.66-1,172.76

Finding the Fourth Proportional to 3,770.52, 5,655.66 and 1,172.76

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Solution

The fourth proportional to 3,770.52, 5,655.66 and 1,172.76 is: 1,759.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,770.52 : 5,655.66 = 1,172.76 : x
  2. Step 2: Convert to fraction form
    3,770.52/5,655.66 = 1,172.76/x
  3. Step 3: Cross multiply
    3,770.52x = 5,655.66 × 1,172.76
  4. Step 4: Simplify right side
    3,770.52x = 6,632,731.82
  5. Step 5: Solve for x
    x = 6,632,731.82/3,770.52
  6. Step 6: Final answer
    x = 1,759.10

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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.