Home / 4,006.78-6,010.04-1,813.98

Finding the Fourth Proportional to 4,006.78, 6,010.04 and 1,813.98

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Solution

The fourth proportional to 4,006.78, 6,010.04 and 1,813.98 is: 2,720.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,006.78 : 6,010.04 = 1,813.98 : x
  2. Step 2: Convert to fraction form
    4,006.78/6,010.04 = 1,813.98/x
  3. Step 3: Cross multiply
    4,006.78x = 6,010.04 × 1,813.98
  4. Step 4: Simplify right side
    4,006.78x = 10,902,092.36
  5. Step 5: Solve for x
    x = 10,902,092.36/4,006.78
  6. Step 6: Final answer
    x = 2,720.91

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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.