Home / 11,100.38-16,650.56-2,892.38

Finding the Fourth Proportional to 11,100.38, 16,650.56 and 2,892.38

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Solution

The fourth proportional to 11,100.38, 16,650.56 and 2,892.38 is: 4,338.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,100.38 : 16,650.56 = 2,892.38 : x
  2. Step 2: Convert to fraction form
    11,100.38/16,650.56 = 2,892.38/x
  3. Step 3: Cross multiply
    11,100.38x = 16,650.56 × 2,892.38
  4. Step 4: Simplify right side
    11,100.38x = 48,159,670.71
  5. Step 5: Solve for x
    x = 48,159,670.71/11,100.38
  6. Step 6: Final answer
    x = 4,338.56

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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.