Home / 3,775.16-5,663.46-1,177.56

Finding the Fourth Proportional to 3,775.16, 5,663.46 and 1,177.56

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Solution

The fourth proportional to 3,775.16, 5,663.46 and 1,177.56 is: 1,766.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,775.16 : 5,663.46 = 1,177.56 : x
  2. Step 2: Convert to fraction form
    3,775.16/5,663.46 = 1,177.56/x
  3. Step 3: Cross multiply
    3,775.16x = 5,663.46 × 1,177.56
  4. Step 4: Simplify right side
    3,775.16x = 6,669,063.96
  5. Step 5: Solve for x
    x = 6,669,063.96/3,775.16
  6. Step 6: Final answer
    x = 1,766.56

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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.