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Finding the Fourth Proportional to 8,695.44, 13,043.16 and 3,497.58

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Solution

The fourth proportional to 8,695.44, 13,043.16 and 3,497.58 is: 5,246.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,695.44 : 13,043.16 = 3,497.58 : x
  2. Step 2: Convert to fraction form
    8,695.44/13,043.16 = 3,497.58/x
  3. Step 3: Cross multiply
    8,695.44x = 13,043.16 × 3,497.58
  4. Step 4: Simplify right side
    8,695.44x = 45,619,495.55
  5. Step 5: Solve for x
    x = 45,619,495.55/8,695.44
  6. Step 6: Final answer
    x = 5,246.37

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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.