Home / 11,135.16-16,700.94-3,342.60

Finding the Fourth Proportional to 11,135.16, 16,700.94 and 3,342.60

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Solution

The fourth proportional to 11,135.16, 16,700.94 and 3,342.60 is: 5,013.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,135.16 : 16,700.94 = 3,342.60 : x
  2. Step 2: Convert to fraction form
    11,135.16/16,700.94 = 3,342.60/x
  3. Step 3: Cross multiply
    11,135.16x = 16,700.94 × 3,342.60
  4. Step 4: Simplify right side
    11,135.16x = 55,824,562.04
  5. Step 5: Solve for x
    x = 55,824,562.04/11,135.16
  6. Step 6: Final answer
    x = 5,013.36

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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.