Home / 3,757.59-5,184.81-2,186.19

Finding the Fourth Proportional to 3,757.59, 5,184.81 and 2,186.19

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Solution

The fourth proportional to 3,757.59, 5,184.81 and 2,186.19 is: 3,016.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,757.59 : 5,184.81 = 2,186.19 : x
  2. Step 2: Convert to fraction form
    3,757.59/5,184.81 = 2,186.19/x
  3. Step 3: Cross multiply
    3,757.59x = 5,184.81 × 2,186.19
  4. Step 4: Simplify right side
    3,757.59x = 11,334,979.77
  5. Step 5: Solve for x
    x = 11,334,979.77/3,757.59
  6. Step 6: Final answer
    x = 3,016.56

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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.