Home / 3,395.80-5,083.98-2,088.46

Finding the Fourth Proportional to 3,395.80, 5,083.98 and 2,088.46

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Solution

The fourth proportional to 3,395.80, 5,083.98 and 2,088.46 is: 3,126.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,395.80 : 5,083.98 = 2,088.46 : x
  2. Step 2: Convert to fraction form
    3,395.80/5,083.98 = 2,088.46/x
  3. Step 3: Cross multiply
    3,395.80x = 5,083.98 × 2,088.46
  4. Step 4: Simplify right side
    3,395.80x = 10,617,688.87
  5. Step 5: Solve for x
    x = 10,617,688.87/3,395.80
  6. Step 6: Final answer
    x = 3,126.71

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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.