Home / 3,958.39-5,465.07-2,542.65

Finding the Fourth Proportional to 3,958.39, 5,465.07 and 2,542.65

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Solution

The fourth proportional to 3,958.39, 5,465.07 and 2,542.65 is: 3,510.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,958.39 : 5,465.07 = 2,542.65 : x
  2. Step 2: Convert to fraction form
    3,958.39/5,465.07 = 2,542.65/x
  3. Step 3: Cross multiply
    3,958.39x = 5,465.07 × 2,542.65
  4. Step 4: Simplify right side
    3,958.39x = 13,895,760.24
  5. Step 5: Solve for x
    x = 13,895,760.24/3,958.39
  6. Step 6: Final answer
    x = 3,510.46

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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.