Home / 4,006.89-5,529.65-2,238.48

Finding the Fourth Proportional to 4,006.89, 5,529.65 and 2,238.48

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Solution

The fourth proportional to 4,006.89, 5,529.65 and 2,238.48 is: 3,089.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,006.89 : 5,529.65 = 2,238.48 : x
  2. Step 2: Convert to fraction form
    4,006.89/5,529.65 = 2,238.48/x
  3. Step 3: Cross multiply
    4,006.89x = 5,529.65 × 2,238.48
  4. Step 4: Simplify right side
    4,006.89x = 12,377,999.74
  5. Step 5: Solve for x
    x = 12,377,999.74/4,006.89
  6. Step 6: Final answer
    x = 3,089.18

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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.