Home / 11,522.87-15,897.20-6,741.29

Finding the Fourth Proportional to 11,522.87, 15,897.20 and 6,741.29

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Solution

The fourth proportional to 11,522.87, 15,897.20 and 6,741.29 is: 9,300.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,522.87 : 15,897.20 = 6,741.29 : x
  2. Step 2: Convert to fraction form
    11,522.87/15,897.20 = 6,741.29/x
  3. Step 3: Cross multiply
    11,522.87x = 15,897.20 × 6,741.29
  4. Step 4: Simplify right side
    11,522.87x = 107,167,635.39
  5. Step 5: Solve for x
    x = 107,167,635.39/11,522.87
  6. Step 6: Final answer
    x = 9,300.43

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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.