Home / 4,006.89-5,529.75-2,238.62

Finding the Fourth Proportional to 4,006.89, 5,529.75 and 2,238.62

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Solution

The fourth proportional to 4,006.89, 5,529.75 and 2,238.62 is: 3,089.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,006.89 : 5,529.75 = 2,238.62 : x
  2. Step 2: Convert to fraction form
    4,006.89/5,529.75 = 2,238.62/x
  3. Step 3: Cross multiply
    4,006.89x = 5,529.75 × 2,238.62
  4. Step 4: Simplify right side
    4,006.89x = 12,379,008.95
  5. Step 5: Solve for x
    x = 12,379,008.95/4,006.89
  6. Step 6: Final answer
    x = 3,089.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.