Home / 11,943.63-17,919.06-4,824.21

Finding the Fourth Proportional to 11,943.63, 17,919.06 and 4,824.21

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Solution

The fourth proportional to 11,943.63, 17,919.06 and 4,824.21 is: 7,237.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,943.63 : 17,919.06 = 4,824.21 : x
  2. Step 2: Convert to fraction form
    11,943.63/17,919.06 = 4,824.21/x
  3. Step 3: Cross multiply
    11,943.63x = 17,919.06 × 4,824.21
  4. Step 4: Simplify right side
    11,943.63x = 86,445,308.44
  5. Step 5: Solve for x
    x = 86,445,308.44/11,943.63
  6. Step 6: Final answer
    x = 7,237.78

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1.5x scale

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.