Home / 11,230.50-16,845.69-2,910.51

Finding the Fourth Proportional to 11,230.50, 16,845.69 and 2,910.51

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Solution

The fourth proportional to 11,230.50, 16,845.69 and 2,910.51 is: 4,365.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,230.50 : 16,845.69 = 2,910.51 : x
  2. Step 2: Convert to fraction form
    11,230.50/16,845.69 = 2,910.51/x
  3. Step 3: Cross multiply
    11,230.50x = 16,845.69 × 2,910.51
  4. Step 4: Simplify right side
    11,230.50x = 49,029,549.20
  5. Step 5: Solve for x
    x = 49,029,549.20/11,230.50
  6. Step 6: Final answer
    x = 4,365.75

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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.