Home / 11,814.24-16,292.28-7,773.84

Finding the Fourth Proportional to 11,814.24, 16,292.28 and 7,773.84

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Solution

The fourth proportional to 11,814.24, 16,292.28 and 7,773.84 is: 10,720.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,814.24 : 16,292.28 = 7,773.84 : x
  2. Step 2: Convert to fraction form
    11,814.24/16,292.28 = 7,773.84/x
  3. Step 3: Cross multiply
    11,814.24x = 16,292.28 × 7,773.84
  4. Step 4: Simplify right side
    11,814.24x = 126,653,577.96
  5. Step 5: Solve for x
    x = 126,653,577.96/11,814.24
  6. Step 6: Final answer
    x = 10,720.42

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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.