Home / 11,719.88-17,586.32-4,799.24

Finding the Fourth Proportional to 11,719.88, 17,586.32 and 4,799.24

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Solution

The fourth proportional to 11,719.88, 17,586.32 and 4,799.24 is: 7,201.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,719.88 : 17,586.32 = 4,799.24 : x
  2. Step 2: Convert to fraction form
    11,719.88/17,586.32 = 4,799.24/x
  3. Step 3: Cross multiply
    11,719.88x = 17,586.32 × 4,799.24
  4. Step 4: Simplify right side
    11,719.88x = 84,400,970.40
  5. Step 5: Solve for x
    x = 84,400,970.40/11,719.88
  6. Step 6: Final answer
    x = 7,201.52

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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.