Home / 3,223.92-4,448.40-3,059.88

Finding the Fourth Proportional to 3,223.92, 4,448.40 and 3,059.88

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Solution

The fourth proportional to 3,223.92, 4,448.40 and 3,059.88 is: 4,222.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,223.92 : 4,448.40 = 3,059.88 : x
  2. Step 2: Convert to fraction form
    3,223.92/4,448.40 = 3,059.88/x
  3. Step 3: Cross multiply
    3,223.92x = 4,448.40 × 3,059.88
  4. Step 4: Simplify right side
    3,223.92x = 13,611,570.19
  5. Step 5: Solve for x
    x = 13,611,570.19/3,223.92
  6. Step 6: Final answer
    x = 4,222.06

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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.