Home / 3,186.39-4,769.69-2,017.59

Finding the Fourth Proportional to 3,186.39, 4,769.69 and 2,017.59

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Solution

The fourth proportional to 3,186.39, 4,769.69 and 2,017.59 is: 3,020.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,186.39 : 4,769.69 = 2,017.59 : x
  2. Step 2: Convert to fraction form
    3,186.39/4,769.69 = 2,017.59/x
  3. Step 3: Cross multiply
    3,186.39x = 4,769.69 × 2,017.59
  4. Step 4: Simplify right side
    3,186.39x = 9,623,268.76
  5. Step 5: Solve for x
    x = 9,623,268.76/3,186.39
  6. Step 6: Final answer
    x = 3,020.12

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.