Home / 1,950.16-2,691.39-1,110.69

Finding the Fourth Proportional to 1,950.16, 2,691.39 and 1,110.69

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Solution

The fourth proportional to 1,950.16, 2,691.39 and 1,110.69 is: 1,532.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,950.16 : 2,691.39 = 1,110.69 : x
  2. Step 2: Convert to fraction form
    1,950.16/2,691.39 = 1,110.69/x
  3. Step 3: Cross multiply
    1,950.16x = 2,691.39 × 1,110.69
  4. Step 4: Simplify right side
    1,950.16x = 2,989,296.55
  5. Step 5: Solve for x
    x = 2,989,296.55/1,950.16
  6. Step 6: Final answer
    x = 1,532.85

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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.