Home / 11,177.52-16,763.49-3,386.22

Finding the Fourth Proportional to 11,177.52, 16,763.49 and 3,386.22

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Solution

The fourth proportional to 11,177.52, 16,763.49 and 3,386.22 is: 5,078.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,177.52 : 16,763.49 = 3,386.22 : x
  2. Step 2: Convert to fraction form
    11,177.52/16,763.49 = 3,386.22/x
  3. Step 3: Cross multiply
    11,177.52x = 16,763.49 × 3,386.22
  4. Step 4: Simplify right side
    11,177.52x = 56,764,865.11
  5. Step 5: Solve for x
    x = 56,764,865.11/11,177.52
  6. Step 6: Final answer
    x = 5,078.48

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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.