Home / 4,970.97-7,454.86-2,197.58

Finding the Fourth Proportional to 4,970.97, 7,454.86 and 2,197.58

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Solution

The fourth proportional to 4,970.97, 7,454.86 and 2,197.58 is: 3,295.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,970.97 : 7,454.86 = 2,197.58 : x
  2. Step 2: Convert to fraction form
    4,970.97/7,454.86 = 2,197.58/x
  3. Step 3: Cross multiply
    4,970.97x = 7,454.86 × 2,197.58
  4. Step 4: Simplify right side
    4,970.97x = 16,382,651.24
  5. Step 5: Solve for x
    x = 16,382,651.24/4,970.97
  6. Step 6: Final answer
    x = 3,295.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.