Home / 7,356.20-11,027.10-2,967.80

Finding the Fourth Proportional to 7,356.20, 11,027.10 and 2,967.80

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Solution

The fourth proportional to 7,356.20, 11,027.10 and 2,967.80 is: 4,448.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,356.20 : 11,027.10 = 2,967.80 : x
  2. Step 2: Convert to fraction form
    7,356.20/11,027.10 = 2,967.80/x
  3. Step 3: Cross multiply
    7,356.20x = 11,027.10 × 2,967.80
  4. Step 4: Simplify right side
    7,356.20x = 32,726,227.38
  5. Step 5: Solve for x
    x = 32,726,227.38/7,356.20
  6. Step 6: Final answer
    x = 4,448.80

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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.