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Finding the Fourth Proportional to 5,197.76, 7,799.06 and 3,008.33

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Solution

The fourth proportional to 5,197.76, 7,799.06 and 3,008.33 is: 4,513.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,197.76 : 7,799.06 = 3,008.33 : x
  2. Step 2: Convert to fraction form
    5,197.76/7,799.06 = 3,008.33/x
  3. Step 3: Cross multiply
    5,197.76x = 7,799.06 × 3,008.33
  4. Step 4: Simplify right side
    5,197.76x = 23,462,146.17
  5. Step 5: Solve for x
    x = 23,462,146.17/5,197.76
  6. Step 6: Final answer
    x = 4,513.90

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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.