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Finding the Fourth Proportional to 8,795.75, 13,190.48 and 3,247.59

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Solution

The fourth proportional to 8,795.75, 13,190.48 and 3,247.59 is: 4,870.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,795.75 : 13,190.48 = 3,247.59 : x
  2. Step 2: Convert to fraction form
    8,795.75/13,190.48 = 3,247.59/x
  3. Step 3: Cross multiply
    8,795.75x = 13,190.48 × 3,247.59
  4. Step 4: Simplify right side
    8,795.75x = 42,837,254.71
  5. Step 5: Solve for x
    x = 42,837,254.71/8,795.75
  6. Step 6: Final answer
    x = 4,870.22

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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.