Home / 1,626.58-2,242.28-1,591.65

Finding the Fourth Proportional to 1,626.58, 2,242.28 and 1,591.65

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Solution

The fourth proportional to 1,626.58, 2,242.28 and 1,591.65 is: 2,194.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,626.58 : 2,242.28 = 1,591.65 : x
  2. Step 2: Convert to fraction form
    1,626.58/2,242.28 = 1,591.65/x
  3. Step 3: Cross multiply
    1,626.58x = 2,242.28 × 1,591.65
  4. Step 4: Simplify right side
    1,626.58x = 3,568,928.94
  5. Step 5: Solve for x
    x = 3,568,928.94/1,626.58
  6. Step 6: Final answer
    x = 2,194.13

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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.