Home / 4,380.33-6,554.03-2,618.85

Finding the Fourth Proportional to 4,380.33, 6,554.03 and 2,618.85

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Solution

The fourth proportional to 4,380.33, 6,554.03 and 2,618.85 is: 3,918.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,380.33 : 6,554.03 = 2,618.85 : x
  2. Step 2: Convert to fraction form
    4,380.33/6,554.03 = 2,618.85/x
  3. Step 3: Cross multiply
    4,380.33x = 6,554.03 × 2,618.85
  4. Step 4: Simplify right side
    4,380.33x = 17,164,008.37
  5. Step 5: Solve for x
    x = 17,164,008.37/4,380.33
  6. Step 6: Final answer
    x = 3,918.43

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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.