Home / 4,006.72-6,010.08-2,981.44

Finding the Fourth Proportional to 4,006.72, 6,010.08 and 2,981.44

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Solution

The fourth proportional to 4,006.72, 6,010.08 and 2,981.44 is: 4,472.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,006.72 : 6,010.08 = 2,981.44 : x
  2. Step 2: Convert to fraction form
    4,006.72/6,010.08 = 2,981.44/x
  3. Step 3: Cross multiply
    4,006.72x = 6,010.08 × 2,981.44
  4. Step 4: Simplify right side
    4,006.72x = 17,918,692.92
  5. Step 5: Solve for x
    x = 17,918,692.92/4,006.72
  6. Step 6: Final answer
    x = 4,472.16

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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.