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Finding the Fourth Proportional to 10,995.98, 16,472.71 and 6,837.65

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Solution

The fourth proportional to 10,995.98, 16,472.71 and 6,837.65 is: 10,243.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,995.98 : 16,472.71 = 6,837.65 : x
  2. Step 2: Convert to fraction form
    10,995.98/16,472.71 = 6,837.65/x
  3. Step 3: Cross multiply
    10,995.98x = 16,472.71 × 6,837.65
  4. Step 4: Simplify right side
    10,995.98x = 112,634,508.98
  5. Step 5: Solve for x
    x = 112,634,508.98/10,995.98
  6. Step 6: Final answer
    x = 10,243.24

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1.5x scale

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.