Home / 11,067.40-16,610.55-4,498.30

Finding the Fourth Proportional to 11,067.40, 16,610.55 and 4,498.30

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Solution

The fourth proportional to 11,067.40, 16,610.55 and 4,498.30 is: 6,751.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,067.40 : 16,610.55 = 4,498.30 : x
  2. Step 2: Convert to fraction form
    11,067.40/16,610.55 = 4,498.30/x
  3. Step 3: Cross multiply
    11,067.40x = 16,610.55 × 4,498.30
  4. Step 4: Simplify right side
    11,067.40x = 74,719,237.07
  5. Step 5: Solve for x
    x = 74,719,237.07/11,067.40
  6. Step 6: Final answer
    x = 6,751.29

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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.