Home / 3,771.60-5,657.36-1,176.36

Finding the Fourth Proportional to 3,771.60, 5,657.36 and 1,176.36

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Solution

The fourth proportional to 3,771.60, 5,657.36 and 1,176.36 is: 1,764.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,771.60 : 5,657.36 = 1,176.36 : x
  2. Step 2: Convert to fraction form
    3,771.60/5,657.36 = 1,176.36/x
  3. Step 3: Cross multiply
    3,771.60x = 5,657.36 × 1,176.36
  4. Step 4: Simplify right side
    3,771.60x = 6,655,092.01
  5. Step 5: Solve for x
    x = 6,655,092.01/3,771.60
  6. Step 6: Final answer
    x = 1,764.53

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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.