Home / 11,230.31-16,845.75-2,910.26

Finding the Fourth Proportional to 11,230.31, 16,845.75 and 2,910.26

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Solution

The fourth proportional to 11,230.31, 16,845.75 and 2,910.26 is: 4,365.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,230.31 : 16,845.75 = 2,910.26 : x
  2. Step 2: Convert to fraction form
    11,230.31/16,845.75 = 2,910.26/x
  3. Step 3: Cross multiply
    11,230.31x = 16,845.75 × 2,910.26
  4. Step 4: Simplify right side
    11,230.31x = 49,025,428.17
  5. Step 5: Solve for x
    x = 49,025,428.17/11,230.31
  6. Step 6: Final answer
    x = 4,365.46

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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.