Home / 2,820.53-4,232.01-1,177.44

Finding the Fourth Proportional to 2,820.53, 4,232.01 and 1,177.44

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Solution

The fourth proportional to 2,820.53, 4,232.01 and 1,177.44 is: 1,766.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,820.53 : 4,232.01 = 1,177.44 : x
  2. Step 2: Convert to fraction form
    2,820.53/4,232.01 = 1,177.44/x
  3. Step 3: Cross multiply
    2,820.53x = 4,232.01 × 1,177.44
  4. Step 4: Simplify right side
    2,820.53x = 4,982,937.85
  5. Step 5: Solve for x
    x = 4,982,937.85/2,820.53
  6. Step 6: Final answer
    x = 1,766.67

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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.