Home / 11,526.78-17,262.46-6,581.43

Finding the Fourth Proportional to 11,526.78, 17,262.46 and 6,581.43

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Solution

The fourth proportional to 11,526.78, 17,262.46 and 6,581.43 is: 9,856.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,526.78 : 17,262.46 = 6,581.43 : x
  2. Step 2: Convert to fraction form
    11,526.78/17,262.46 = 6,581.43/x
  3. Step 3: Cross multiply
    11,526.78x = 17,262.46 × 6,581.43
  4. Step 4: Simplify right side
    11,526.78x = 113,611,672.12
  5. Step 5: Solve for x
    x = 113,611,672.12/11,526.78
  6. Step 6: Final answer
    x = 9,856.32

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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.