Home / 11,523.06-17,291.88-5,680.13

Finding the Fourth Proportional to 11,523.06, 17,291.88 and 5,680.13

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Solution

The fourth proportional to 11,523.06, 17,291.88 and 5,680.13 is: 8,523.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,523.06 : 17,291.88 = 5,680.13 : x
  2. Step 2: Convert to fraction form
    11,523.06/17,291.88 = 5,680.13/x
  3. Step 3: Cross multiply
    11,523.06x = 17,291.88 × 5,680.13
  4. Step 4: Simplify right side
    11,523.06x = 98,220,039.89
  5. Step 5: Solve for x
    x = 98,220,039.89/11,523.06
  6. Step 6: Final answer
    x = 8,523.78

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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.