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Finding the Fourth Proportional to 8,798.88, 13,188.60 and 5,873.16

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Solution

The fourth proportional to 8,798.88, 13,188.60 and 5,873.16 is: 8,803.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,798.88 : 13,188.60 = 5,873.16 : x
  2. Step 2: Convert to fraction form
    8,798.88/13,188.60 = 5,873.16/x
  3. Step 3: Cross multiply
    8,798.88x = 13,188.60 × 5,873.16
  4. Step 4: Simplify right side
    8,798.88x = 77,458,757.98
  5. Step 5: Solve for x
    x = 77,458,757.98/8,798.88
  6. Step 6: Final answer
    x = 8,803.25

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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.