Home / 1,950.22-2,691.38-1,066.06

Finding the Fourth Proportional to 1,950.22, 2,691.38 and 1,066.06

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Solution

The fourth proportional to 1,950.22, 2,691.38 and 1,066.06 is: 1,471.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,950.22 : 2,691.38 = 1,066.06 : x
  2. Step 2: Convert to fraction form
    1,950.22/2,691.38 = 1,066.06/x
  3. Step 3: Cross multiply
    1,950.22x = 2,691.38 × 1,066.06
  4. Step 4: Simplify right side
    1,950.22x = 2,869,172.56
  5. Step 5: Solve for x
    x = 2,869,172.56/1,950.22
  6. Step 6: Final answer
    x = 1,471.20

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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.