Home / 10,838.02-16,243.72-6,161.95

Finding the Fourth Proportional to 10,838.02, 16,243.72 and 6,161.95

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Solution

The fourth proportional to 10,838.02, 16,243.72 and 6,161.95 is: 9,235.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,838.02 : 16,243.72 = 6,161.95 : x
  2. Step 2: Convert to fraction form
    10,838.02/16,243.72 = 6,161.95/x
  3. Step 3: Cross multiply
    10,838.02x = 16,243.72 × 6,161.95
  4. Step 4: Simplify right side
    10,838.02x = 100,092,990.45
  5. Step 5: Solve for x
    x = 100,092,990.45/10,838.02
  6. Step 6: Final answer
    x = 9,235.36

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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.