Home / 6,145.47-9,217.52-2,195.88

Finding the Fourth Proportional to 6,145.47, 9,217.52 and 2,195.88

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Solution

The fourth proportional to 6,145.47, 9,217.52 and 2,195.88 is: 3,293.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,145.47 : 9,217.52 = 2,195.88 : x
  2. Step 2: Convert to fraction form
    6,145.47/9,217.52 = 2,195.88/x
  3. Step 3: Cross multiply
    6,145.47x = 9,217.52 × 2,195.88
  4. Step 4: Simplify right side
    6,145.47x = 20,240,567.82
  5. Step 5: Solve for x
    x = 20,240,567.82/6,145.47
  6. Step 6: Final answer
    x = 3,293.58

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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.