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Finding the Fourth Proportional to 7,993.17, 11,995.08 and 2,799.06

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Solution

The fourth proportional to 7,993.17, 11,995.08 and 2,799.06 is: 4,200.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,993.17 : 11,995.08 = 2,799.06 : x
  2. Step 2: Convert to fraction form
    7,993.17/11,995.08 = 2,799.06/x
  3. Step 3: Cross multiply
    7,993.17x = 11,995.08 × 2,799.06
  4. Step 4: Simplify right side
    7,993.17x = 33,574,948.62
  5. Step 5: Solve for x
    x = 33,574,948.62/7,993.17
  6. Step 6: Final answer
    x = 4,200.45

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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.