Home / 2,553.68-3,519.48-1,853.84

Finding the Fourth Proportional to 2,553.68, 3,519.48 and 1,853.84

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Solution

The fourth proportional to 2,553.68, 3,519.48 and 1,853.84 is: 2,554.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,553.68 : 3,519.48 = 1,853.84 : x
  2. Step 2: Convert to fraction form
    2,553.68/3,519.48 = 1,853.84/x
  3. Step 3: Cross multiply
    2,553.68x = 3,519.48 × 1,853.84
  4. Step 4: Simplify right side
    2,553.68x = 6,524,552.80
  5. Step 5: Solve for x
    x = 6,524,552.80/2,553.68
  6. Step 6: Final answer
    x = 2,554.96

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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.