Home / 4,006.68-5,529.12-2,238.12

Finding the Fourth Proportional to 4,006.68, 5,529.12 and 2,238.12

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Solution

The fourth proportional to 4,006.68, 5,529.12 and 2,238.12 is: 3,088.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,006.68 : 5,529.12 = 2,238.12 : x
  2. Step 2: Convert to fraction form
    4,006.68/5,529.12 = 2,238.12/x
  3. Step 3: Cross multiply
    4,006.68x = 5,529.12 × 2,238.12
  4. Step 4: Simplify right side
    4,006.68x = 12,374,834.05
  5. Step 5: Solve for x
    x = 12,374,834.05/4,006.68
  6. Step 6: Final answer
    x = 3,088.55

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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.