Home / 6,750.30-9,315.60-3,766.02

Finding the Fourth Proportional to 6,750.30, 9,315.60 and 3,766.02

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Solution

The fourth proportional to 6,750.30, 9,315.60 and 3,766.02 is: 5,197.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,750.30 : 9,315.60 = 3,766.02 : x
  2. Step 2: Convert to fraction form
    6,750.30/9,315.60 = 3,766.02/x
  3. Step 3: Cross multiply
    6,750.30x = 9,315.60 × 3,766.02
  4. Step 4: Simplify right side
    6,750.30x = 35,082,735.91
  5. Step 5: Solve for x
    x = 35,082,735.91/6,750.30
  6. Step 6: Final answer
    x = 5,197.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.