Home / 11,049.77-15,254.33-8,526.21

Finding the Fourth Proportional to 11,049.77, 15,254.33 and 8,526.21

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Solution

The fourth proportional to 11,049.77, 15,254.33 and 8,526.21 is: 11,770.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,049.77 : 15,254.33 = 8,526.21 : x
  2. Step 2: Convert to fraction form
    11,049.77/15,254.33 = 8,526.21/x
  3. Step 3: Cross multiply
    11,049.77x = 15,254.33 × 8,526.21
  4. Step 4: Simplify right side
    11,049.77x = 130,061,578.36
  5. Step 5: Solve for x
    x = 130,061,578.36/11,049.77
  6. Step 6: Final answer
    x = 11,770.53

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Double scale
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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.