Home / 4,440.12-6,661.20-2,220.24

Finding the Fourth Proportional to 4,440.12, 6,661.20 and 2,220.24

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Solution

The fourth proportional to 4,440.12, 6,661.20 and 2,220.24 is: 3,330.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,440.12 : 6,661.20 = 2,220.24 : x
  2. Step 2: Convert to fraction form
    4,440.12/6,661.20 = 2,220.24/x
  3. Step 3: Cross multiply
    4,440.12x = 6,661.20 × 2,220.24
  4. Step 4: Simplify right side
    4,440.12x = 14,789,462.69
  5. Step 5: Solve for x
    x = 14,789,462.69/4,440.12
  6. Step 6: Final answer
    x = 3,330.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.