Home / 3,883.16-5,358.66-2,268.40

Finding the Fourth Proportional to 3,883.16, 5,358.66 and 2,268.40

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Solution

The fourth proportional to 3,883.16, 5,358.66 and 2,268.40 is: 3,130.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,883.16 : 5,358.66 = 2,268.40 : x
  2. Step 2: Convert to fraction form
    3,883.16/5,358.66 = 2,268.40/x
  3. Step 3: Cross multiply
    3,883.16x = 5,358.66 × 2,268.40
  4. Step 4: Simplify right side
    3,883.16x = 12,155,584.34
  5. Step 5: Solve for x
    x = 12,155,584.34/3,883.16
  6. Step 6: Final answer
    x = 3,130.33

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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.