Home / 6,140.41-9,209.69-2,243.91

Finding the Fourth Proportional to 6,140.41, 9,209.69 and 2,243.91

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Solution

The fourth proportional to 6,140.41, 9,209.69 and 2,243.91 is: 3,365.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,140.41 : 9,209.69 = 2,243.91 : x
  2. Step 2: Convert to fraction form
    6,140.41/9,209.69 = 2,243.91/x
  3. Step 3: Cross multiply
    6,140.41x = 9,209.69 × 2,243.91
  4. Step 4: Simplify right side
    6,140.41x = 20,665,678.15
  5. Step 5: Solve for x
    x = 20,665,678.15/6,140.41
  6. Step 6: Final answer
    x = 3,365.52

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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.