Home / 2,069.08-2,855.22-1,184.80

Finding the Fourth Proportional to 2,069.08, 2,855.22 and 1,184.80

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Solution

The fourth proportional to 2,069.08, 2,855.22 and 1,184.80 is: 1,634.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,069.08 : 2,855.22 = 1,184.80 : x
  2. Step 2: Convert to fraction form
    2,069.08/2,855.22 = 1,184.80/x
  3. Step 3: Cross multiply
    2,069.08x = 2,855.22 × 1,184.80
  4. Step 4: Simplify right side
    2,069.08x = 3,382,864.66
  5. Step 5: Solve for x
    x = 3,382,864.66/2,069.08
  6. Step 6: Final answer
    x = 1,634.96

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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.