Home / 5,657.56-8,488.74-2,197.24

Finding the Fourth Proportional to 5,657.56, 8,488.74 and 2,197.24

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Solution

The fourth proportional to 5,657.56, 8,488.74 and 2,197.24 is: 3,296.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,657.56 : 8,488.74 = 2,197.24 : x
  2. Step 2: Convert to fraction form
    5,657.56/8,488.74 = 2,197.24/x
  3. Step 3: Cross multiply
    5,657.56x = 8,488.74 × 2,197.24
  4. Step 4: Simplify right side
    5,657.56x = 18,651,799.08
  5. Step 5: Solve for x
    x = 18,651,799.08/5,657.56
  6. Step 6: Final answer
    x = 3,296.79

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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.