Home / 7,664.61-11,497.83-2,734.74

Finding the Fourth Proportional to 7,664.61, 11,497.83 and 2,734.74

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Solution

The fourth proportional to 7,664.61, 11,497.83 and 2,734.74 is: 4,102.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,664.61 : 11,497.83 = 2,734.74 : x
  2. Step 2: Convert to fraction form
    7,664.61/11,497.83 = 2,734.74/x
  3. Step 3: Cross multiply
    7,664.61x = 11,497.83 × 2,734.74
  4. Step 4: Simplify right side
    7,664.61x = 31,443,575.61
  5. Step 5: Solve for x
    x = 31,443,575.61/7,664.61
  6. Step 6: Final answer
    x = 4,102.44

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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.