Home / 1,950.04-2,691.66-1,251.28

Finding the Fourth Proportional to 1,950.04, 2,691.66 and 1,251.28

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Solution

The fourth proportional to 1,950.04, 2,691.66 and 1,251.28 is: 1,727.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,950.04 : 2,691.66 = 1,251.28 : x
  2. Step 2: Convert to fraction form
    1,950.04/2,691.66 = 1,251.28/x
  3. Step 3: Cross multiply
    1,950.04x = 2,691.66 × 1,251.28
  4. Step 4: Simplify right side
    1,950.04x = 3,368,020.32
  5. Step 5: Solve for x
    x = 3,368,020.32/1,950.04
  6. Step 6: Final answer
    x = 1,727.15

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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.