Home / 4,006.28-5,529.38-2,328.21

Finding the Fourth Proportional to 4,006.28, 5,529.38 and 2,328.21

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Solution

The fourth proportional to 4,006.28, 5,529.38 and 2,328.21 is: 3,213.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,006.28 : 5,529.38 = 2,328.21 : x
  2. Step 2: Convert to fraction form
    4,006.28/5,529.38 = 2,328.21/x
  3. Step 3: Cross multiply
    4,006.28x = 5,529.38 × 2,328.21
  4. Step 4: Simplify right side
    4,006.28x = 12,873,546.17
  5. Step 5: Solve for x
    x = 12,873,546.17/4,006.28
  6. Step 6: Final answer
    x = 3,213.34

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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.