Home / 11,213.84-15,473.93-6,906.24

Finding the Fourth Proportional to 11,213.84, 15,473.93 and 6,906.24

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Solution

The fourth proportional to 11,213.84, 15,473.93 and 6,906.24 is: 9,529.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,213.84 : 15,473.93 = 6,906.24 : x
  2. Step 2: Convert to fraction form
    11,213.84/15,473.93 = 6,906.24/x
  3. Step 3: Cross multiply
    11,213.84x = 15,473.93 × 6,906.24
  4. Step 4: Simplify right side
    11,213.84x = 106,866,691.59
  5. Step 5: Solve for x
    x = 106,866,691.59/11,213.84
  6. Step 6: Final answer
    x = 9,529.90

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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.