Home / 3,774.89-5,205.92-2,725.13

Finding the Fourth Proportional to 3,774.89, 5,205.92 and 2,725.13

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Solution

The fourth proportional to 3,774.89, 5,205.92 and 2,725.13 is: 3,758.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,774.89 : 5,205.92 = 2,725.13 : x
  2. Step 2: Convert to fraction form
    3,774.89/5,205.92 = 2,725.13/x
  3. Step 3: Cross multiply
    3,774.89x = 5,205.92 × 2,725.13
  4. Step 4: Simplify right side
    3,774.89x = 14,186,769.11
  5. Step 5: Solve for x
    x = 14,186,769.11/3,774.89
  6. Step 6: Final answer
    x = 3,758.20

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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.