Home / 3,836.99-5,294.41-2,580.15

Finding the Fourth Proportional to 3,836.99, 5,294.41 and 2,580.15

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Solution

The fourth proportional to 3,836.99, 5,294.41 and 2,580.15 is: 3,560.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,836.99 : 5,294.41 = 2,580.15 : x
  2. Step 2: Convert to fraction form
    3,836.99/5,294.41 = 2,580.15/x
  3. Step 3: Cross multiply
    3,836.99x = 5,294.41 × 2,580.15
  4. Step 4: Simplify right side
    3,836.99x = 13,660,399.88
  5. Step 5: Solve for x
    x = 13,660,399.88/3,836.99
  6. Step 6: Final answer
    x = 3,560.19

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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.