Home / 2,066.67-3,099.20-1,079.19

Finding the Fourth Proportional to 2,066.67, 3,099.20 and 1,079.19

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Solution

The fourth proportional to 2,066.67, 3,099.20 and 1,079.19 is: 1,618.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,066.67 : 3,099.20 = 1,079.19 : x
  2. Step 2: Convert to fraction form
    2,066.67/3,099.20 = 1,079.19/x
  3. Step 3: Cross multiply
    2,066.67x = 3,099.20 × 1,079.19
  4. Step 4: Simplify right side
    2,066.67x = 3,344,620.25
  5. Step 5: Solve for x
    x = 3,344,620.25/2,066.67
  6. Step 6: Final answer
    x = 1,618.36

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1.5x scale

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.