Home / 7,340.26-11,010.60-2,660.70

Finding the Fourth Proportional to 7,340.26, 11,010.60 and 2,660.70

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Solution

The fourth proportional to 7,340.26, 11,010.60 and 2,660.70 is: 3,991.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,340.26 : 11,010.60 = 2,660.70 : x
  2. Step 2: Convert to fraction form
    7,340.26/11,010.60 = 2,660.70/x
  3. Step 3: Cross multiply
    7,340.26x = 11,010.60 × 2,660.70
  4. Step 4: Simplify right side
    7,340.26x = 29,295,903.42
  5. Step 5: Solve for x
    x = 29,295,903.42/7,340.26
  6. Step 6: Final answer
    x = 3,991.13

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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.