Home / 1,589.97-2,194.04-926.74

Finding the Fourth Proportional to 1,589.97, 2,194.04 and 926.74

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Solution

The fourth proportional to 1,589.97, 2,194.04 and 926.74 is: 1,278.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,589.97 : 2,194.04 = 926.74 : x
  2. Step 2: Convert to fraction form
    1,589.97/2,194.04 = 926.74/x
  3. Step 3: Cross multiply
    1,589.97x = 2,194.04 × 926.74
  4. Step 4: Simplify right side
    1,589.97x = 2,033,309.69
  5. Step 5: Solve for x
    x = 2,033,309.69/1,589.97
  6. Step 6: Final answer
    x = 1,278.83

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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.