Home / 1,950.20-2,691.24-1,065.98

Finding the Fourth Proportional to 1,950.20, 2,691.24 and 1,065.98

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Solution

The fourth proportional to 1,950.20, 2,691.24 and 1,065.98 is: 1,471.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,950.20 : 2,691.24 = 1,065.98 : x
  2. Step 2: Convert to fraction form
    1,950.20/2,691.24 = 1,065.98/x
  3. Step 3: Cross multiply
    1,950.20x = 2,691.24 × 1,065.98
  4. Step 4: Simplify right side
    1,950.20x = 2,868,808.02
  5. Step 5: Solve for x
    x = 2,868,808.02/1,950.20
  6. Step 6: Final answer
    x = 1,471.03

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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.