Home / 3,667.54-5,061.80-2,729.56

Finding the Fourth Proportional to 3,667.54, 5,061.80 and 2,729.56

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Solution

The fourth proportional to 3,667.54, 5,061.80 and 2,729.56 is: 3,767.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,667.54 : 5,061.80 = 2,729.56 : x
  2. Step 2: Convert to fraction form
    3,667.54/5,061.80 = 2,729.56/x
  3. Step 3: Cross multiply
    3,667.54x = 5,061.80 × 2,729.56
  4. Step 4: Simplify right side
    3,667.54x = 13,816,486.81
  5. Step 5: Solve for x
    x = 13,816,486.81/3,667.54
  6. Step 6: Final answer
    x = 3,767.24

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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.