Home / 4,722.70-7,080.66-2,222.49

Finding the Fourth Proportional to 4,722.70, 7,080.66 and 2,222.49

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Solution

The fourth proportional to 4,722.70, 7,080.66 and 2,222.49 is: 3,332.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,722.70 : 7,080.66 = 2,222.49 : x
  2. Step 2: Convert to fraction form
    4,722.70/7,080.66 = 2,222.49/x
  3. Step 3: Cross multiply
    4,722.70x = 7,080.66 × 2,222.49
  4. Step 4: Simplify right side
    4,722.70x = 15,736,696.04
  5. Step 5: Solve for x
    x = 15,736,696.04/4,722.70
  6. Step 6: Final answer
    x = 3,332.14

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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.