Home / 4,965.58-6,854.45-2,975.75

Finding the Fourth Proportional to 4,965.58, 6,854.45 and 2,975.75

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Solution

The fourth proportional to 4,965.58, 6,854.45 and 2,975.75 is: 4,107.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,965.58 : 6,854.45 = 2,975.75 : x
  2. Step 2: Convert to fraction form
    4,965.58/6,854.45 = 2,975.75/x
  3. Step 3: Cross multiply
    4,965.58x = 6,854.45 × 2,975.75
  4. Step 4: Simplify right side
    4,965.58x = 20,397,132.52
  5. Step 5: Solve for x
    x = 20,397,132.52/4,965.58
  6. Step 6: Final answer
    x = 4,107.71

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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.