Home / 11,980.62-17,975.73-5,056.14

Finding the Fourth Proportional to 11,980.62, 17,975.73 and 5,056.14

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Solution

The fourth proportional to 11,980.62, 17,975.73 and 5,056.14 is: 7,586.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,980.62 : 17,975.73 = 5,056.14 : x
  2. Step 2: Convert to fraction form
    11,980.62/17,975.73 = 5,056.14/x
  3. Step 3: Cross multiply
    11,980.62x = 17,975.73 × 5,056.14
  4. Step 4: Simplify right side
    11,980.62x = 90,887,807.48
  5. Step 5: Solve for x
    x = 90,887,807.48/11,980.62
  6. Step 6: Final answer
    x = 7,586.24

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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.