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Finding the Fourth Proportional to 8,009.80, 11,054.13 and 5,895.01

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Solution

The fourth proportional to 8,009.80, 11,054.13 and 5,895.01 is: 8,135.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,009.80 : 11,054.13 = 5,895.01 : x
  2. Step 2: Convert to fraction form
    8,009.80/11,054.13 = 5,895.01/x
  3. Step 3: Cross multiply
    8,009.80x = 11,054.13 × 5,895.01
  4. Step 4: Simplify right side
    8,009.80x = 65,164,179.26
  5. Step 5: Solve for x
    x = 65,164,179.26/8,009.80
  6. Step 6: Final answer
    x = 8,135.56

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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.