Home / 7,723.52-11,586.88-3,106.52

Finding the Fourth Proportional to 7,723.52, 11,586.88 and 3,106.52

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Solution

The fourth proportional to 7,723.52, 11,586.88 and 3,106.52 is: 4,660.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,723.52 : 11,586.88 = 3,106.52 : x
  2. Step 2: Convert to fraction form
    7,723.52/11,586.88 = 3,106.52/x
  3. Step 3: Cross multiply
    7,723.52x = 11,586.88 × 3,106.52
  4. Step 4: Simplify right side
    7,723.52x = 35,994,874.46
  5. Step 5: Solve for x
    x = 35,994,874.46/7,723.52
  6. Step 6: Final answer
    x = 4,660.42

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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.