Home / 11,244.90-15,519.27-6,770.88

Finding the Fourth Proportional to 11,244.90, 15,519.27 and 6,770.88

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Solution

The fourth proportional to 11,244.90, 15,519.27 and 6,770.88 is: 9,344.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,244.90 : 15,519.27 = 6,770.88 : x
  2. Step 2: Convert to fraction form
    11,244.90/15,519.27 = 6,770.88/x
  3. Step 3: Cross multiply
    11,244.90x = 15,519.27 × 6,770.88
  4. Step 4: Simplify right side
    11,244.90x = 105,079,114.86
  5. Step 5: Solve for x
    x = 105,079,114.86/11,244.90
  6. Step 6: Final answer
    x = 9,344.60

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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.