Home / 7,400.46-10,212.33-4,043.39

Finding the Fourth Proportional to 7,400.46, 10,212.33 and 4,043.39

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Solution

The fourth proportional to 7,400.46, 10,212.33 and 4,043.39 is: 5,579.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,400.46 : 10,212.33 = 4,043.39 : x
  2. Step 2: Convert to fraction form
    7,400.46/10,212.33 = 4,043.39/x
  3. Step 3: Cross multiply
    7,400.46x = 10,212.33 × 4,043.39
  4. Step 4: Simplify right side
    7,400.46x = 41,292,454.54
  5. Step 5: Solve for x
    x = 41,292,454.54/7,400.46
  6. Step 6: Final answer
    x = 5,579.71

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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.