Home / 4,420.88-6,110.57-3,885.75

Finding the Fourth Proportional to 4,420.88, 6,110.57 and 3,885.75

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Solution

The fourth proportional to 4,420.88, 6,110.57 and 3,885.75 is: 5,370.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,420.88 : 6,110.57 = 3,885.75 : x
  2. Step 2: Convert to fraction form
    4,420.88/6,110.57 = 3,885.75/x
  3. Step 3: Cross multiply
    4,420.88x = 6,110.57 × 3,885.75
  4. Step 4: Simplify right side
    4,420.88x = 23,744,147.38
  5. Step 5: Solve for x
    x = 23,744,147.38/4,420.88
  6. Step 6: Final answer
    x = 5,370.91

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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.