Home / 11,943.38-17,915.22-4,548.24

Finding the Fourth Proportional to 11,943.38, 17,915.22 and 4,548.24

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Solution

The fourth proportional to 11,943.38, 17,915.22 and 4,548.24 is: 6,822.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,943.38 : 17,915.22 = 4,548.24 : x
  2. Step 2: Convert to fraction form
    11,943.38/17,915.22 = 4,548.24/x
  3. Step 3: Cross multiply
    11,943.38x = 17,915.22 × 4,548.24
  4. Step 4: Simplify right side
    11,943.38x = 81,482,720.21
  5. Step 5: Solve for x
    x = 81,482,720.21/11,943.38
  6. Step 6: Final answer
    x = 6,822.42

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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.