Home / 2,568.32-3,551.52-2,452.16

Finding the Fourth Proportional to 2,568.32, 3,551.52 and 2,452.16

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Solution

The fourth proportional to 2,568.32, 3,551.52 and 2,452.16 is: 3,390.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,568.32 : 3,551.52 = 2,452.16 : x
  2. Step 2: Convert to fraction form
    2,568.32/3,551.52 = 2,452.16/x
  3. Step 3: Cross multiply
    2,568.32x = 3,551.52 × 2,452.16
  4. Step 4: Simplify right side
    2,568.32x = 8,708,895.28
  5. Step 5: Solve for x
    x = 8,708,895.28/2,568.32
  6. Step 6: Final answer
    x = 3,390.89

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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.