Home / 3,771.50-5,657.88-1,173.92

Finding the Fourth Proportional to 3,771.50, 5,657.88 and 1,173.92

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Solution

The fourth proportional to 3,771.50, 5,657.88 and 1,173.92 is: 1,761.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,771.50 : 5,657.88 = 1,173.92 : x
  2. Step 2: Convert to fraction form
    3,771.50/5,657.88 = 1,173.92/x
  3. Step 3: Cross multiply
    3,771.50x = 5,657.88 × 1,173.92
  4. Step 4: Simplify right side
    3,771.50x = 6,641,898.49
  5. Step 5: Solve for x
    x = 6,641,898.49/3,771.50
  6. Step 6: Final answer
    x = 1,761.08

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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.