Home / 4,127.14-6,191.66-1,205.47

Finding the Fourth Proportional to 4,127.14, 6,191.66 and 1,205.47

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Solution

The fourth proportional to 4,127.14, 6,191.66 and 1,205.47 is: 1,808.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,127.14 : 6,191.66 = 1,205.47 : x
  2. Step 2: Convert to fraction form
    4,127.14/6,191.66 = 1,205.47/x
  3. Step 3: Cross multiply
    4,127.14x = 6,191.66 × 1,205.47
  4. Step 4: Simplify right side
    4,127.14x = 7,463,860.38
  5. Step 5: Solve for x
    x = 7,463,860.38/4,127.14
  6. Step 6: Final answer
    x = 1,808.48

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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.