Home / 7,365.09-11,029.68-5,608.20

Finding the Fourth Proportional to 7,365.09, 11,029.68 and 5,608.20

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Solution

The fourth proportional to 7,365.09, 11,029.68 and 5,608.20 is: 8,398.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,365.09 : 11,029.68 = 5,608.20 : x
  2. Step 2: Convert to fraction form
    7,365.09/11,029.68 = 5,608.20/x
  3. Step 3: Cross multiply
    7,365.09x = 11,029.68 × 5,608.20
  4. Step 4: Simplify right side
    7,365.09x = 61,856,651.38
  5. Step 5: Solve for x
    x = 61,856,651.38/7,365.09
  6. Step 6: Final answer
    x = 8,398.63

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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.