Home / 1,550.26-2,136.87-1,052.74

Finding the Fourth Proportional to 1,550.26, 2,136.87 and 1,052.74

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Solution

The fourth proportional to 1,550.26, 2,136.87 and 1,052.74 is: 1,451.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,550.26 : 2,136.87 = 1,052.74 : x
  2. Step 2: Convert to fraction form
    1,550.26/2,136.87 = 1,052.74/x
  3. Step 3: Cross multiply
    1,550.26x = 2,136.87 × 1,052.74
  4. Step 4: Simplify right side
    1,550.26x = 2,249,568.52
  5. Step 5: Solve for x
    x = 2,249,568.52/1,550.26
  6. Step 6: Final answer
    x = 1,451.09

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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.