Home / 4,042.98-6,064.60-1,121.50

Finding the Fourth Proportional to 4,042.98, 6,064.60 and 1,121.50

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Solution

The fourth proportional to 4,042.98, 6,064.60 and 1,121.50 is: 1,682.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,042.98 : 6,064.60 = 1,121.50 : x
  2. Step 2: Convert to fraction form
    4,042.98/6,064.60 = 1,121.50/x
  3. Step 3: Cross multiply
    4,042.98x = 6,064.60 × 1,121.50
  4. Step 4: Simplify right side
    4,042.98x = 6,801,448.90
  5. Step 5: Solve for x
    x = 6,801,448.90/4,042.98
  6. Step 6: Final answer
    x = 1,682.29

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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.