Home / 4,042.83-6,064.32-1,121.22

Finding the Fourth Proportional to 4,042.83, 6,064.32 and 1,121.22

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Solution

The fourth proportional to 4,042.83, 6,064.32 and 1,121.22 is: 1,681.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,042.83 : 6,064.32 = 1,121.22 : x
  2. Step 2: Convert to fraction form
    4,042.83/6,064.32 = 1,121.22/x
  3. Step 3: Cross multiply
    4,042.83x = 6,064.32 × 1,121.22
  4. Step 4: Simplify right side
    4,042.83x = 6,799,436.87
  5. Step 5: Solve for x
    x = 6,799,436.87/4,042.83
  6. Step 6: Final answer
    x = 1,681.85

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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.