Home / 11,132.12-16,698.54-3,341.36

Finding the Fourth Proportional to 11,132.12, 16,698.54 and 3,341.36

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Solution

The fourth proportional to 11,132.12, 16,698.54 and 3,341.36 is: 5,012.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,132.12 : 16,698.54 = 3,341.36 : x
  2. Step 2: Convert to fraction form
    11,132.12/16,698.54 = 3,341.36/x
  3. Step 3: Cross multiply
    11,132.12x = 16,698.54 × 3,341.36
  4. Step 4: Simplify right side
    11,132.12x = 55,795,833.61
  5. Step 5: Solve for x
    x = 55,795,833.61/11,132.12
  6. Step 6: Final answer
    x = 5,012.15

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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.