Home / 5,042.44-7,529.68-4,119.82

Finding the Fourth Proportional to 5,042.44, 7,529.68 and 4,119.82

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Solution

The fourth proportional to 5,042.44, 7,529.68 and 4,119.82 is: 6,151.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,042.44 : 7,529.68 = 4,119.82 : x
  2. Step 2: Convert to fraction form
    5,042.44/7,529.68 = 4,119.82/x
  3. Step 3: Cross multiply
    5,042.44x = 7,529.68 × 4,119.82
  4. Step 4: Simplify right side
    5,042.44x = 31,020,905.66
  5. Step 5: Solve for x
    x = 31,020,905.66/5,042.44
  6. Step 6: Final answer
    x = 6,151.96

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.