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Finding the Fourth Proportional to 7,993.02, 11,030.22 and 4,456.44

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Solution

The fourth proportional to 7,993.02, 11,030.22 and 4,456.44 is: 6,149.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,993.02 : 11,030.22 = 4,456.44 : x
  2. Step 2: Convert to fraction form
    7,993.02/11,030.22 = 4,456.44/x
  3. Step 3: Cross multiply
    7,993.02x = 11,030.22 × 4,456.44
  4. Step 4: Simplify right side
    7,993.02x = 49,155,513.62
  5. Step 5: Solve for x
    x = 49,155,513.62/7,993.02
  6. Step 6: Final answer
    x = 6,149.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.