Home / 7,206.92-9,940.66-4,552.08

Finding the Fourth Proportional to 7,206.92, 9,940.66 and 4,552.08

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Solution

The fourth proportional to 7,206.92, 9,940.66 and 4,552.08 is: 6,278.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,206.92 : 9,940.66 = 4,552.08 : x
  2. Step 2: Convert to fraction form
    7,206.92/9,940.66 = 4,552.08/x
  3. Step 3: Cross multiply
    7,206.92x = 9,940.66 × 4,552.08
  4. Step 4: Simplify right side
    7,206.92x = 45,250,679.57
  5. Step 5: Solve for x
    x = 45,250,679.57/7,206.92
  6. Step 6: Final answer
    x = 6,278.78

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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.