Home / 11,072.70-16,609.45-2,752.76

Finding the Fourth Proportional to 11,072.70, 16,609.45 and 2,752.76

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Solution

The fourth proportional to 11,072.70, 16,609.45 and 2,752.76 is: 4,129.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,072.70 : 16,609.45 = 2,752.76 : x
  2. Step 2: Convert to fraction form
    11,072.70/16,609.45 = 2,752.76/x
  3. Step 3: Cross multiply
    11,072.70x = 16,609.45 × 2,752.76
  4. Step 4: Simplify right side
    11,072.70x = 45,721,829.58
  5. Step 5: Solve for x
    x = 45,721,829.58/11,072.70
  6. Step 6: Final answer
    x = 4,129.24

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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.