Home / 7,202.43-10,804.05-2,520.45

Finding the Fourth Proportional to 7,202.43, 10,804.05 and 2,520.45

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Solution

The fourth proportional to 7,202.43, 10,804.05 and 2,520.45 is: 3,780.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,202.43 : 10,804.05 = 2,520.45 : x
  2. Step 2: Convert to fraction form
    7,202.43/10,804.05 = 2,520.45/x
  3. Step 3: Cross multiply
    7,202.43x = 10,804.05 × 2,520.45
  4. Step 4: Simplify right side
    7,202.43x = 27,231,067.82
  5. Step 5: Solve for x
    x = 27,231,067.82/7,202.43
  6. Step 6: Final answer
    x = 3,780.82

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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.