Home / 7,562.09-11,343.19-2,628.28

Finding the Fourth Proportional to 7,562.09, 11,343.19 and 2,628.28

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Solution

The fourth proportional to 7,562.09, 11,343.19 and 2,628.28 is: 3,942.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,562.09 : 11,343.19 = 2,628.28 : x
  2. Step 2: Convert to fraction form
    7,562.09/11,343.19 = 2,628.28/x
  3. Step 3: Cross multiply
    7,562.09x = 11,343.19 × 2,628.28
  4. Step 4: Simplify right side
    7,562.09x = 29,813,091.95
  5. Step 5: Solve for x
    x = 29,813,091.95/7,562.09
  6. Step 6: Final answer
    x = 3,942.44

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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.