Home / 4,634.86-6,396.55-2,645.71

Finding the Fourth Proportional to 4,634.86, 6,396.55 and 2,645.71

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Solution

The fourth proportional to 4,634.86, 6,396.55 and 2,645.71 is: 3,651.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,634.86 : 6,396.55 = 2,645.71 : x
  2. Step 2: Convert to fraction form
    4,634.86/6,396.55 = 2,645.71/x
  3. Step 3: Cross multiply
    4,634.86x = 6,396.55 × 2,645.71
  4. Step 4: Simplify right side
    4,634.86x = 16,923,384.32
  5. Step 5: Solve for x
    x = 16,923,384.32/4,634.86
  6. Step 6: Final answer
    x = 3,651.33

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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.