Home / 2,054.25-2,834.91-1,122.75

Finding the Fourth Proportional to 2,054.25, 2,834.91 and 1,122.75

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Solution

The fourth proportional to 2,054.25, 2,834.91 and 1,122.75 is: 1,549.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,054.25 : 2,834.91 = 1,122.75 : x
  2. Step 2: Convert to fraction form
    2,054.25/2,834.91 = 1,122.75/x
  3. Step 3: Cross multiply
    2,054.25x = 2,834.91 × 1,122.75
  4. Step 4: Simplify right side
    2,054.25x = 3,182,895.20
  5. Step 5: Solve for x
    x = 3,182,895.20/2,054.25
  6. Step 6: Final answer
    x = 1,549.42

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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.