Home / 6,530.60-9,797.27-2,147.49

Finding the Fourth Proportional to 6,530.60, 9,797.27 and 2,147.49

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Solution

The fourth proportional to 6,530.60, 9,797.27 and 2,147.49 is: 3,221.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,530.60 : 9,797.27 = 2,147.49 : x
  2. Step 2: Convert to fraction form
    6,530.60/9,797.27 = 2,147.49/x
  3. Step 3: Cross multiply
    6,530.60x = 9,797.27 × 2,147.49
  4. Step 4: Simplify right side
    6,530.60x = 21,039,528.61
  5. Step 5: Solve for x
    x = 21,039,528.61/6,530.60
  6. Step 6: Final answer
    x = 3,221.68

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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.