Home / 10,622.07-15,933.62-7,515.96

Finding the Fourth Proportional to 10,622.07, 15,933.62 and 7,515.96

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Solution

The fourth proportional to 10,622.07, 15,933.62 and 7,515.96 is: 11,274.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,622.07 : 15,933.62 = 7,515.96 : x
  2. Step 2: Convert to fraction form
    10,622.07/15,933.62 = 7,515.96/x
  3. Step 3: Cross multiply
    10,622.07x = 15,933.62 × 7,515.96
  4. Step 4: Simplify right side
    10,622.07x = 119,756,450.58
  5. Step 5: Solve for x
    x = 119,756,450.58/10,622.07
  6. Step 6: Final answer
    x = 11,274.30

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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.