Home / 7,729.22-11,581.47-4,026.02

Finding the Fourth Proportional to 7,729.22, 11,581.47 and 4,026.02

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Solution

The fourth proportional to 7,729.22, 11,581.47 and 4,026.02 is: 6,032.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,729.22 : 11,581.47 = 4,026.02 : x
  2. Step 2: Convert to fraction form
    7,729.22/11,581.47 = 4,026.02/x
  3. Step 3: Cross multiply
    7,729.22x = 11,581.47 × 4,026.02
  4. Step 4: Simplify right side
    7,729.22x = 46,627,229.85
  5. Step 5: Solve for x
    x = 46,627,229.85/7,729.22
  6. Step 6: Final answer
    x = 6,032.59

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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.