Home / 11,680.46-17,515.48-3,358.58

Finding the Fourth Proportional to 11,680.46, 17,515.48 and 3,358.58

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Solution

The fourth proportional to 11,680.46, 17,515.48 and 3,358.58 is: 5,036.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,680.46 : 17,515.48 = 3,358.58 : x
  2. Step 2: Convert to fraction form
    11,680.46/17,515.48 = 3,358.58/x
  3. Step 3: Cross multiply
    11,680.46x = 17,515.48 × 3,358.58
  4. Step 4: Simplify right side
    11,680.46x = 58,827,181.89
  5. Step 5: Solve for x
    x = 58,827,181.89/11,680.46
  6. Step 6: Final answer
    x = 5,036.38

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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.