Home / 11,740.14-17,612.84-3,948.75

Finding the Fourth Proportional to 11,740.14, 17,612.84 and 3,948.75

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Solution

The fourth proportional to 11,740.14, 17,612.84 and 3,948.75 is: 5,924.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,740.14 : 17,612.84 = 3,948.75 : x
  2. Step 2: Convert to fraction form
    11,740.14/17,612.84 = 3,948.75/x
  3. Step 3: Cross multiply
    11,740.14x = 17,612.84 × 3,948.75
  4. Step 4: Simplify right side
    11,740.14x = 69,548,711.82
  5. Step 5: Solve for x
    x = 69,548,711.82/11,740.14
  6. Step 6: Final answer
    x = 5,924.01

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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.