Home / 3,706.66-5,119.39-2,525.68

Finding the Fourth Proportional to 3,706.66, 5,119.39 and 2,525.68

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Solution

The fourth proportional to 3,706.66, 5,119.39 and 2,525.68 is: 3,488.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,706.66 : 5,119.39 = 2,525.68 : x
  2. Step 2: Convert to fraction form
    3,706.66/5,119.39 = 2,525.68/x
  3. Step 3: Cross multiply
    3,706.66x = 5,119.39 × 2,525.68
  4. Step 4: Simplify right side
    3,706.66x = 12,929,940.94
  5. Step 5: Solve for x
    x = 12,929,940.94/3,706.66
  6. Step 6: Final answer
    x = 3,488.30

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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.