Home / 7,202.40-10,811.70-5,566.20

Finding the Fourth Proportional to 7,202.40, 10,811.70 and 5,566.20

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Solution

The fourth proportional to 7,202.40, 10,811.70 and 5,566.20 is: 8,355.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,202.40 : 10,811.70 = 5,566.20 : x
  2. Step 2: Convert to fraction form
    7,202.40/10,811.70 = 5,566.20/x
  3. Step 3: Cross multiply
    7,202.40x = 10,811.70 × 5,566.20
  4. Step 4: Simplify right side
    7,202.40x = 60,180,084.54
  5. Step 5: Solve for x
    x = 60,180,084.54/7,202.40
  6. Step 6: Final answer
    x = 8,355.56

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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.