Home / 11,125.23-16,687.85-3,334.05

Finding the Fourth Proportional to 11,125.23, 16,687.85 and 3,334.05

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Solution

The fourth proportional to 11,125.23, 16,687.85 and 3,334.05 is: 5,001.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,125.23 : 16,687.85 = 3,334.05 : x
  2. Step 2: Convert to fraction form
    11,125.23/16,687.85 = 3,334.05/x
  3. Step 3: Cross multiply
    11,125.23x = 16,687.85 × 3,334.05
  4. Step 4: Simplify right side
    11,125.23x = 55,638,109.62
  5. Step 5: Solve for x
    x = 55,638,109.62/11,125.23
  6. Step 6: Final answer
    x = 5,001.08

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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.