Home / 3,411.28-4,706.49-2,084.68

Finding the Fourth Proportional to 3,411.28, 4,706.49 and 2,084.68

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Solution

The fourth proportional to 3,411.28, 4,706.49 and 2,084.68 is: 2,876.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,411.28 : 4,706.49 = 2,084.68 : x
  2. Step 2: Convert to fraction form
    3,411.28/4,706.49 = 2,084.68/x
  3. Step 3: Cross multiply
    3,411.28x = 4,706.49 × 2,084.68
  4. Step 4: Simplify right side
    3,411.28x = 9,811,525.57
  5. Step 5: Solve for x
    x = 9,811,525.57/3,411.28
  6. Step 6: Final answer
    x = 2,876.20

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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.