Home / 3,725.04-5,137.41-2,660.84

Finding the Fourth Proportional to 3,725.04, 5,137.41 and 2,660.84

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Solution

The fourth proportional to 3,725.04, 5,137.41 and 2,660.84 is: 3,669.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,725.04 : 5,137.41 = 2,660.84 : x
  2. Step 2: Convert to fraction form
    3,725.04/5,137.41 = 2,660.84/x
  3. Step 3: Cross multiply
    3,725.04x = 5,137.41 × 2,660.84
  4. Step 4: Simplify right side
    3,725.04x = 13,669,800.34
  5. Step 5: Solve for x
    x = 13,669,800.34/3,725.04
  6. Step 6: Final answer
    x = 3,669.71

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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.