Home / 1,934.97-2,670.27-1,050.78

Finding the Fourth Proportional to 1,934.97, 2,670.27 and 1,050.78

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Solution

The fourth proportional to 1,934.97, 2,670.27 and 1,050.78 is: 1,450.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,934.97 : 2,670.27 = 1,050.78 : x
  2. Step 2: Convert to fraction form
    1,934.97/2,670.27 = 1,050.78/x
  3. Step 3: Cross multiply
    1,934.97x = 2,670.27 × 1,050.78
  4. Step 4: Simplify right side
    1,934.97x = 2,805,866.31
  5. Step 5: Solve for x
    x = 2,805,866.31/1,934.97
  6. Step 6: Final answer
    x = 1,450.08

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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.