Home / 9,491.92-13,099.23-5,243.27

Finding the Fourth Proportional to 9,491.92, 13,099.23 and 5,243.27

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Solution

The fourth proportional to 9,491.92, 13,099.23 and 5,243.27 is: 7,235.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,491.92 : 13,099.23 = 5,243.27 : x
  2. Step 2: Convert to fraction form
    9,491.92/13,099.23 = 5,243.27/x
  3. Step 3: Cross multiply
    9,491.92x = 13,099.23 × 5,243.27
  4. Step 4: Simplify right side
    9,491.92x = 68,682,734.19
  5. Step 5: Solve for x
    x = 68,682,734.19/9,491.92
  6. Step 6: Final answer
    x = 7,235.92

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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.