Home / 11,132.40-16,693.71-3,339.39

Finding the Fourth Proportional to 11,132.40, 16,693.71 and 3,339.39

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Solution

The fourth proportional to 11,132.40, 16,693.71 and 3,339.39 is: 5,007.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,132.40 : 16,693.71 = 3,339.39 : x
  2. Step 2: Convert to fraction form
    11,132.40/16,693.71 = 3,339.39/x
  3. Step 3: Cross multiply
    11,132.40x = 16,693.71 × 3,339.39
  4. Step 4: Simplify right side
    11,132.40x = 55,746,808.24
  5. Step 5: Solve for x
    x = 55,746,808.24/11,132.40
  6. Step 6: Final answer
    x = 5,007.62

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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.