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Finding the Fourth Proportional to 8,729.98, 13,095.27 and 3,465.99

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Solution

The fourth proportional to 8,729.98, 13,095.27 and 3,465.99 is: 5,199.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,729.98 : 13,095.27 = 3,465.99 : x
  2. Step 2: Convert to fraction form
    8,729.98/13,095.27 = 3,465.99/x
  3. Step 3: Cross multiply
    8,729.98x = 13,095.27 × 3,465.99
  4. Step 4: Simplify right side
    8,729.98x = 45,388,074.87
  5. Step 5: Solve for x
    x = 45,388,074.87/8,729.98
  6. Step 6: Final answer
    x = 5,199.11

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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.