Home / 7,956.49-11,933.20-7,561.35

Finding the Fourth Proportional to 7,956.49, 11,933.20 and 7,561.35

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Solution

The fourth proportional to 7,956.49, 11,933.20 and 7,561.35 is: 11,340.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,956.49 : 11,933.20 = 7,561.35 : x
  2. Step 2: Convert to fraction form
    7,956.49/11,933.20 = 7,561.35/x
  3. Step 3: Cross multiply
    7,956.49x = 11,933.20 × 7,561.35
  4. Step 4: Simplify right side
    7,956.49x = 90,231,090.01
  5. Step 5: Solve for x
    x = 90,231,090.01/7,956.49
  6. Step 6: Final answer
    x = 11,340.56

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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.