Home / 11,740.64-17,613.30-3,951.68

Finding the Fourth Proportional to 11,740.64, 17,613.30 and 3,951.68

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Solution

The fourth proportional to 11,740.64, 17,613.30 and 3,951.68 is: 5,928.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,740.64 : 17,613.30 = 3,951.68 : x
  2. Step 2: Convert to fraction form
    11,740.64/17,613.30 = 3,951.68/x
  3. Step 3: Cross multiply
    11,740.64x = 17,613.30 × 3,951.68
  4. Step 4: Simplify right side
    11,740.64x = 69,602,125.34
  5. Step 5: Solve for x
    x = 69,602,125.34/11,740.64
  6. Step 6: Final answer
    x = 5,928.31

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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.