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Finding the Fourth Proportional to 7,536.57, 11,314.08 and 7,239.27

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Solution

The fourth proportional to 7,536.57, 11,314.08 and 7,239.27 is: 10,867.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,536.57 : 11,314.08 = 7,239.27 : x
  2. Step 2: Convert to fraction form
    7,536.57/11,314.08 = 7,239.27/x
  3. Step 3: Cross multiply
    7,536.57x = 11,314.08 × 7,239.27
  4. Step 4: Simplify right side
    7,536.57x = 81,905,722.35
  5. Step 5: Solve for x
    x = 81,905,722.35/7,536.57
  6. Step 6: Final answer
    x = 10,867.77

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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.