Home / 1,626.26-2,434.53-1,106.78

Finding the Fourth Proportional to 1,626.26, 2,434.53 and 1,106.78

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Solution

The fourth proportional to 1,626.26, 2,434.53 and 1,106.78 is: 1,656.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,626.26 : 2,434.53 = 1,106.78 : x
  2. Step 2: Convert to fraction form
    1,626.26/2,434.53 = 1,106.78/x
  3. Step 3: Cross multiply
    1,626.26x = 2,434.53 × 1,106.78
  4. Step 4: Simplify right side
    1,626.26x = 2,694,489.11
  5. Step 5: Solve for x
    x = 2,694,489.11/1,626.26
  6. Step 6: Final answer
    x = 1,656.86

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.