Home / 3,222.36-4,446.76-2,277.16

Finding the Fourth Proportional to 3,222.36, 4,446.76 and 2,277.16

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Solution

The fourth proportional to 3,222.36, 4,446.76 and 2,277.16 is: 3,142.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,222.36 : 4,446.76 = 2,277.16 : x
  2. Step 2: Convert to fraction form
    3,222.36/4,446.76 = 2,277.16/x
  3. Step 3: Cross multiply
    3,222.36x = 4,446.76 × 2,277.16
  4. Step 4: Simplify right side
    3,222.36x = 10,125,984.00
  5. Step 5: Solve for x
    x = 10,125,984.00/3,222.36
  6. Step 6: Final answer
    x = 3,142.41

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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.