Home / 2,568.35-3,551.24-2,240.30

Finding the Fourth Proportional to 2,568.35, 3,551.24 and 2,240.30

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Solution

The fourth proportional to 2,568.35, 3,551.24 and 2,240.30 is: 3,097.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,568.35 : 3,551.24 = 2,240.30 : x
  2. Step 2: Convert to fraction form
    2,568.35/3,551.24 = 2,240.30/x
  3. Step 3: Cross multiply
    2,568.35x = 3,551.24 × 2,240.30
  4. Step 4: Simplify right side
    2,568.35x = 7,955,831.77
  5. Step 5: Solve for x
    x = 7,955,831.77/2,568.35
  6. Step 6: Final answer
    x = 3,097.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.