Home / 2,069.27-2,855.56-1,125.08

Finding the Fourth Proportional to 2,069.27, 2,855.56 and 1,125.08

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Solution

The fourth proportional to 2,069.27, 2,855.56 and 1,125.08 is: 1,552.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,069.27 : 2,855.56 = 1,125.08 : x
  2. Step 2: Convert to fraction form
    2,069.27/2,855.56 = 1,125.08/x
  3. Step 3: Cross multiply
    2,069.27x = 2,855.56 × 1,125.08
  4. Step 4: Simplify right side
    2,069.27x = 3,212,733.44
  5. Step 5: Solve for x
    x = 3,212,733.44/2,069.27
  6. Step 6: Final answer
    x = 1,552.59

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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.