Home / 11,748.90-16,213.17-6,968.82

Finding the Fourth Proportional to 11,748.90, 16,213.17 and 6,968.82

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Solution

The fourth proportional to 11,748.90, 16,213.17 and 6,968.82 is: 9,616.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,748.90 : 16,213.17 = 6,968.82 : x
  2. Step 2: Convert to fraction form
    11,748.90/16,213.17 = 6,968.82/x
  3. Step 3: Cross multiply
    11,748.90x = 16,213.17 × 6,968.82
  4. Step 4: Simplify right side
    11,748.90x = 112,986,663.36
  5. Step 5: Solve for x
    x = 112,986,663.36/11,748.90
  6. Step 6: Final answer
    x = 9,616.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.