Home / 6,600.12-9,107.01-3,766.20

Finding the Fourth Proportional to 6,600.12, 9,107.01 and 3,766.20

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Solution

The fourth proportional to 6,600.12, 9,107.01 and 3,766.20 is: 5,196.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,600.12 : 9,107.01 = 3,766.20 : x
  2. Step 2: Convert to fraction form
    6,600.12/9,107.01 = 3,766.20/x
  3. Step 3: Cross multiply
    6,600.12x = 9,107.01 × 3,766.20
  4. Step 4: Simplify right side
    6,600.12x = 34,298,821.06
  5. Step 5: Solve for x
    x = 34,298,821.06/6,600.12
  6. Step 6: Final answer
    x = 5,196.70

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1.5x scale

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.