Home / 11,647.14-16,073.05-6,342.00

Finding the Fourth Proportional to 11,647.14, 16,073.05 and 6,342.00

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Solution

The fourth proportional to 11,647.14, 16,073.05 and 6,342.00 is: 8,751.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,647.14 : 16,073.05 = 6,342.00 : x
  2. Step 2: Convert to fraction form
    11,647.14/16,073.05 = 6,342.00/x
  3. Step 3: Cross multiply
    11,647.14x = 16,073.05 × 6,342.00
  4. Step 4: Simplify right side
    11,647.14x = 101,935,192.11
  5. Step 5: Solve for x
    x = 101,935,192.11/11,647.14
  6. Step 6: Final answer
    x = 8,751.95

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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.