Home / 11,182.68-16,772.04-3,389.58

Finding the Fourth Proportional to 11,182.68, 16,772.04 and 3,389.58

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Solution

The fourth proportional to 11,182.68, 16,772.04 and 3,389.58 is: 5,083.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,182.68 : 16,772.04 = 3,389.58 : x
  2. Step 2: Convert to fraction form
    11,182.68/16,772.04 = 3,389.58/x
  3. Step 3: Cross multiply
    11,182.68x = 16,772.04 × 3,389.58
  4. Step 4: Simplify right side
    11,182.68x = 56,850,171.34
  5. Step 5: Solve for x
    x = 56,850,171.34/11,182.68
  6. Step 6: Final answer
    x = 5,083.77

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1.5x scale

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.