Home / 7,654.47-11,479.41-2,723.46

Finding the Fourth Proportional to 7,654.47, 11,479.41 and 2,723.46

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Solution

The fourth proportional to 7,654.47, 11,479.41 and 2,723.46 is: 4,084.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,654.47 : 11,479.41 = 2,723.46 : x
  2. Step 2: Convert to fraction form
    7,654.47/11,479.41 = 2,723.46/x
  3. Step 3: Cross multiply
    7,654.47x = 11,479.41 × 2,723.46
  4. Step 4: Simplify right side
    7,654.47x = 31,263,713.96
  5. Step 5: Solve for x
    x = 31,263,713.96/7,654.47
  6. Step 6: Final answer
    x = 4,084.37

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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.