Home / 1,950.45-2,691.56-1,066.23

Finding the Fourth Proportional to 1,950.45, 2,691.56 and 1,066.23

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Solution

The fourth proportional to 1,950.45, 2,691.56 and 1,066.23 is: 1,471.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,950.45 : 2,691.56 = 1,066.23 : x
  2. Step 2: Convert to fraction form
    1,950.45/2,691.56 = 1,066.23/x
  3. Step 3: Cross multiply
    1,950.45x = 2,691.56 × 1,066.23
  4. Step 4: Simplify right side
    1,950.45x = 2,869,824.68
  5. Step 5: Solve for x
    x = 2,869,824.68/1,950.45
  6. Step 6: Final answer
    x = 1,471.37

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Half scale
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Double scale
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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.