Home / 11,177.30-16,767.77-3,384.29

Finding the Fourth Proportional to 11,177.30, 16,767.77 and 3,384.29

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Solution

The fourth proportional to 11,177.30, 16,767.77 and 3,384.29 is: 5,076.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,177.30 : 16,767.77 = 3,384.29 : x
  2. Step 2: Convert to fraction form
    11,177.30/16,767.77 = 3,384.29/x
  3. Step 3: Cross multiply
    11,177.30x = 16,767.77 × 3,384.29
  4. Step 4: Simplify right side
    11,177.30x = 56,746,895.57
  5. Step 5: Solve for x
    x = 56,746,895.57/11,177.30
  6. Step 6: Final answer
    x = 5,076.98

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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.