Home / 3,777.36-5,666.61-1,180.50

Finding the Fourth Proportional to 3,777.36, 5,666.61 and 1,180.50

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Solution

The fourth proportional to 3,777.36, 5,666.61 and 1,180.50 is: 1,770.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,777.36 : 5,666.61 = 1,180.50 : x
  2. Step 2: Convert to fraction form
    3,777.36/5,666.61 = 1,180.50/x
  3. Step 3: Cross multiply
    3,777.36x = 5,666.61 × 1,180.50
  4. Step 4: Simplify right side
    3,777.36x = 6,689,433.11
  5. Step 5: Solve for x
    x = 6,689,433.11/3,777.36
  6. Step 6: Final answer
    x = 1,770.93

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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.