Home / 11,010.70-16,516.05-3,219.52

Finding the Fourth Proportional to 11,010.70, 16,516.05 and 3,219.52

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Solution

The fourth proportional to 11,010.70, 16,516.05 and 3,219.52 is: 4,829.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,010.70 : 16,516.05 = 3,219.52 : x
  2. Step 2: Convert to fraction form
    11,010.70/16,516.05 = 3,219.52/x
  3. Step 3: Cross multiply
    11,010.70x = 16,516.05 × 3,219.52
  4. Step 4: Simplify right side
    11,010.70x = 53,173,753.30
  5. Step 5: Solve for x
    x = 53,173,753.30/11,010.70
  6. Step 6: Final answer
    x = 4,829.28

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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.