Home / 3,554.82-5,330.88-1,704.78

Finding the Fourth Proportional to 3,554.82, 5,330.88 and 1,704.78

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Solution

The fourth proportional to 3,554.82, 5,330.88 and 1,704.78 is: 2,556.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,554.82 : 5,330.88 = 1,704.78 : x
  2. Step 2: Convert to fraction form
    3,554.82/5,330.88 = 1,704.78/x
  3. Step 3: Cross multiply
    3,554.82x = 5,330.88 × 1,704.78
  4. Step 4: Simplify right side
    3,554.82x = 9,087,977.61
  5. Step 5: Solve for x
    x = 9,087,977.61/3,554.82
  6. Step 6: Final answer
    x = 2,556.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.