Home / 6,242.36-9,355.46-2,540.28

Finding the Fourth Proportional to 6,242.36, 9,355.46 and 2,540.28

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Solution

The fourth proportional to 6,242.36, 9,355.46 and 2,540.28 is: 3,807.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,242.36 : 9,355.46 = 2,540.28 : x
  2. Step 2: Convert to fraction form
    6,242.36/9,355.46 = 2,540.28/x
  3. Step 3: Cross multiply
    6,242.36x = 9,355.46 × 2,540.28
  4. Step 4: Simplify right side
    6,242.36x = 23,765,487.93
  5. Step 5: Solve for x
    x = 23,765,487.93/6,242.36
  6. Step 6: Final answer
    x = 3,807.13

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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.