Home / 4,970.88-7,449.60-2,197.08

Finding the Fourth Proportional to 4,970.88, 7,449.60 and 2,197.08

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Solution

The fourth proportional to 4,970.88, 7,449.60 and 2,197.08 is: 3,292.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,970.88 : 7,449.60 = 2,197.08 : x
  2. Step 2: Convert to fraction form
    4,970.88/7,449.60 = 2,197.08/x
  3. Step 3: Cross multiply
    4,970.88x = 7,449.60 × 2,197.08
  4. Step 4: Simplify right side
    4,970.88x = 16,367,367.17
  5. Step 5: Solve for x
    x = 16,367,367.17/4,970.88
  6. Step 6: Final answer
    x = 3,292.65

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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.