Home / 4,447.19-6,680-3,529.21

Finding the Fourth Proportional to 4,447.19, 6,680 and 3,529.21

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Solution

The fourth proportional to 4,447.19, 6,680 and 3,529.21 is: 5,301.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,447.19 : 6,680 = 3,529.21 : x
  2. Step 2: Convert to fraction form
    4,447.19/6,680 = 3,529.21/x
  3. Step 3: Cross multiply
    4,447.19x = 6,680 × 3,529.21
  4. Step 4: Simplify right side
    4,447.19x = 23,575,122.80
  5. Step 5: Solve for x
    x = 23,575,122.80/4,447.19
  6. Step 6: Final answer
    x = 5,301.13

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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.