Home / 11,669.13-16,106.31-6,952.50

Finding the Fourth Proportional to 11,669.13, 16,106.31 and 6,952.50

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Solution

The fourth proportional to 11,669.13, 16,106.31 and 6,952.50 is: 9,596.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,669.13 : 16,106.31 = 6,952.50 : x
  2. Step 2: Convert to fraction form
    11,669.13/16,106.31 = 6,952.50/x
  3. Step 3: Cross multiply
    11,669.13x = 16,106.31 × 6,952.50
  4. Step 4: Simplify right side
    11,669.13x = 111,979,120.28
  5. Step 5: Solve for x
    x = 111,979,120.28/11,669.13
  6. Step 6: Final answer
    x = 9,596.18

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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.