Home / 7,491.80-11,236.62-3,110.24

Finding the Fourth Proportional to 7,491.80, 11,236.62 and 3,110.24

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Solution

The fourth proportional to 7,491.80, 11,236.62 and 3,110.24 is: 4,664.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,491.80 : 11,236.62 = 3,110.24 : x
  2. Step 2: Convert to fraction form
    7,491.80/11,236.62 = 3,110.24/x
  3. Step 3: Cross multiply
    7,491.80x = 11,236.62 × 3,110.24
  4. Step 4: Simplify right side
    7,491.80x = 34,948,584.99
  5. Step 5: Solve for x
    x = 34,948,584.99/7,491.80
  6. Step 6: Final answer
    x = 4,664.91

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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.