Home / 4,040.67-6,061.04-1,119.20

Finding the Fourth Proportional to 4,040.67, 6,061.04 and 1,119.20

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Solution

The fourth proportional to 4,040.67, 6,061.04 and 1,119.20 is: 1,678.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,040.67 : 6,061.04 = 1,119.20 : x
  2. Step 2: Convert to fraction form
    4,040.67/6,061.04 = 1,119.20/x
  3. Step 3: Cross multiply
    4,040.67x = 6,061.04 × 1,119.20
  4. Step 4: Simplify right side
    4,040.67x = 6,783,515.97
  5. Step 5: Solve for x
    x = 6,783,515.97/4,040.67
  6. Step 6: Final answer
    x = 1,678.81

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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.