Home / 11,508.59-17,262.83-3,611.72

Finding the Fourth Proportional to 11,508.59, 17,262.83 and 3,611.72

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Solution

The fourth proportional to 11,508.59, 17,262.83 and 3,611.72 is: 5,417.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,508.59 : 17,262.83 = 3,611.72 : x
  2. Step 2: Convert to fraction form
    11,508.59/17,262.83 = 3,611.72/x
  3. Step 3: Cross multiply
    11,508.59x = 17,262.83 × 3,611.72
  4. Step 4: Simplify right side
    11,508.59x = 62,348,431.08
  5. Step 5: Solve for x
    x = 62,348,431.08/11,508.59
  6. Step 6: Final answer
    x = 5,417.56

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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.