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Finding the Fourth Proportional to 12,573.13, 17,351.03 and 6,908

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Solution

The fourth proportional to 12,573.13, 17,351.03 and 6,908 is: 9,533.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,573.13 : 17,351.03 = 6,908 : x
  2. Step 2: Convert to fraction form
    12,573.13/17,351.03 = 6,908/x
  3. Step 3: Cross multiply
    12,573.13x = 17,351.03 × 6,908
  4. Step 4: Simplify right side
    12,573.13x = 119,860,915.24
  5. Step 5: Solve for x
    x = 119,860,915.24/12,573.13
  6. Step 6: Final answer
    x = 9,533.10

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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.