Home / 2,302.16-3,470.24-2,168.40

Finding the Fourth Proportional to 2,302.16, 3,470.24 and 2,168.40

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Solution

The fourth proportional to 2,302.16, 3,470.24 and 2,168.40 is: 3,268.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,302.16 : 3,470.24 = 2,168.40 : x
  2. Step 2: Convert to fraction form
    2,302.16/3,470.24 = 2,168.40/x
  3. Step 3: Cross multiply
    2,302.16x = 3,470.24 × 2,168.40
  4. Step 4: Simplify right side
    2,302.16x = 7,524,868.42
  5. Step 5: Solve for x
    x = 7,524,868.42/2,302.16
  6. Step 6: Final answer
    x = 3,268.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.