Home / 11,343.62-15,654.60-6,309.27

Finding the Fourth Proportional to 11,343.62, 15,654.60 and 6,309.27

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Solution

The fourth proportional to 11,343.62, 15,654.60 and 6,309.27 is: 8,707.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,343.62 : 15,654.60 = 6,309.27 : x
  2. Step 2: Convert to fraction form
    11,343.62/15,654.60 = 6,309.27/x
  3. Step 3: Cross multiply
    11,343.62x = 15,654.60 × 6,309.27
  4. Step 4: Simplify right side
    11,343.62x = 98,769,098.14
  5. Step 5: Solve for x
    x = 98,769,098.14/11,343.62
  6. Step 6: Final answer
    x = 8,707.02

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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.