Home / 10,236.24-14,129.44-6,877.92

Finding the Fourth Proportional to 10,236.24, 14,129.44 and 6,877.92

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Solution

The fourth proportional to 10,236.24, 14,129.44 and 6,877.92 is: 9,493.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,236.24 : 14,129.44 = 6,877.92 : x
  2. Step 2: Convert to fraction form
    10,236.24/14,129.44 = 6,877.92/x
  3. Step 3: Cross multiply
    10,236.24x = 14,129.44 × 6,877.92
  4. Step 4: Simplify right side
    10,236.24x = 97,181,157.96
  5. Step 5: Solve for x
    x = 97,181,157.96/10,236.24
  6. Step 6: Final answer
    x = 9,493.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.