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Finding the Fourth Proportional to 7,491.26, 11,236.80 and 5,849.16

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Solution

The fourth proportional to 7,491.26, 11,236.80 and 5,849.16 is: 8,773.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,491.26 : 11,236.80 = 5,849.16 : x
  2. Step 2: Convert to fraction form
    7,491.26/11,236.80 = 5,849.16/x
  3. Step 3: Cross multiply
    7,491.26x = 11,236.80 × 5,849.16
  4. Step 4: Simplify right side
    7,491.26x = 65,725,841.09
  5. Step 5: Solve for x
    x = 65,725,841.09/7,491.26
  6. Step 6: Final answer
    x = 8,773.67

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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.