Home / 4,006.88-5,529.48-2,328.20

Finding the Fourth Proportional to 4,006.88, 5,529.48 and 2,328.20

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Solution

The fourth proportional to 4,006.88, 5,529.48 and 2,328.20 is: 3,212.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,006.88 : 5,529.48 = 2,328.20 : x
  2. Step 2: Convert to fraction form
    4,006.88/5,529.48 = 2,328.20/x
  3. Step 3: Cross multiply
    4,006.88x = 5,529.48 × 2,328.20
  4. Step 4: Simplify right side
    4,006.88x = 12,873,735.34
  5. Step 5: Solve for x
    x = 12,873,735.34/4,006.88
  6. Step 6: Final answer
    x = 3,212.91

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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.