Home / 3,810.26-5,260.43-2,395.15

Finding the Fourth Proportional to 3,810.26, 5,260.43 and 2,395.15

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Solution

The fourth proportional to 3,810.26, 5,260.43 and 2,395.15 is: 3,306.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,810.26 : 5,260.43 = 2,395.15 : x
  2. Step 2: Convert to fraction form
    3,810.26/5,260.43 = 2,395.15/x
  3. Step 3: Cross multiply
    3,810.26x = 5,260.43 × 2,395.15
  4. Step 4: Simplify right side
    3,810.26x = 12,599,511.75
  5. Step 5: Solve for x
    x = 12,599,511.75/3,810.26
  6. Step 6: Final answer
    x = 3,306.73

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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.