Home / 10,756.88-16,127.02-3,356.96

Finding the Fourth Proportional to 10,756.88, 16,127.02 and 3,356.96

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Solution

The fourth proportional to 10,756.88, 16,127.02 and 3,356.96 is: 5,032.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,756.88 : 16,127.02 = 3,356.96 : x
  2. Step 2: Convert to fraction form
    10,756.88/16,127.02 = 3,356.96/x
  3. Step 3: Cross multiply
    10,756.88x = 16,127.02 × 3,356.96
  4. Step 4: Simplify right side
    10,756.88x = 54,137,761.06
  5. Step 5: Solve for x
    x = 54,137,761.06/10,756.88
  6. Step 6: Final answer
    x = 5,032.85

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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.