Home / 3,954.75-5,458.51-2,464.40

Finding the Fourth Proportional to 3,954.75, 5,458.51 and 2,464.40

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Solution

The fourth proportional to 3,954.75, 5,458.51 and 2,464.40 is: 3,401.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,954.75 : 5,458.51 = 2,464.40 : x
  2. Step 2: Convert to fraction form
    3,954.75/5,458.51 = 2,464.40/x
  3. Step 3: Cross multiply
    3,954.75x = 5,458.51 × 2,464.40
  4. Step 4: Simplify right side
    3,954.75x = 13,451,960.35
  5. Step 5: Solve for x
    x = 13,451,960.35/3,954.75
  6. Step 6: Final answer
    x = 3,401.47

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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.