Home / 2,054.12-2,834.58-1,122.44

Finding the Fourth Proportional to 2,054.12, 2,834.58 and 1,122.44

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Solution

The fourth proportional to 2,054.12, 2,834.58 and 1,122.44 is: 1,548.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,054.12 : 2,834.58 = 1,122.44 : x
  2. Step 2: Convert to fraction form
    2,054.12/2,834.58 = 1,122.44/x
  3. Step 3: Cross multiply
    2,054.12x = 2,834.58 × 1,122.44
  4. Step 4: Simplify right side
    2,054.12x = 3,181,645.98
  5. Step 5: Solve for x
    x = 3,181,645.98/2,054.12
  6. Step 6: Final answer
    x = 1,548.91

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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.