Home / 8,243.28-12,366.96-2,400.48

Finding the Fourth Proportional to 8,243.28, 12,366.96 and 2,400.48

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Solution

The fourth proportional to 8,243.28, 12,366.96 and 2,400.48 is: 3,601.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,243.28 : 12,366.96 = 2,400.48 : x
  2. Step 2: Convert to fraction form
    8,243.28/12,366.96 = 2,400.48/x
  3. Step 3: Cross multiply
    8,243.28x = 12,366.96 × 2,400.48
  4. Step 4: Simplify right side
    8,243.28x = 29,686,640.14
  5. Step 5: Solve for x
    x = 29,686,640.14/8,243.28
  6. Step 6: Final answer
    x = 3,601.31

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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.