Home / 7,740.91-11,613.05-2,546.59

Finding the Fourth Proportional to 7,740.91, 11,613.05 and 2,546.59

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Solution

The fourth proportional to 7,740.91, 11,613.05 and 2,546.59 is: 3,820.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,740.91 : 11,613.05 = 2,546.59 : x
  2. Step 2: Convert to fraction form
    7,740.91/11,613.05 = 2,546.59/x
  3. Step 3: Cross multiply
    7,740.91x = 11,613.05 × 2,546.59
  4. Step 4: Simplify right side
    7,740.91x = 29,573,664.27
  5. Step 5: Solve for x
    x = 29,573,664.27/7,740.91
  6. Step 6: Final answer
    x = 3,820.44

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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.