Home / 6,147.43-9,217.72-2,857.36

Finding the Fourth Proportional to 6,147.43, 9,217.72 and 2,857.36

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Solution

The fourth proportional to 6,147.43, 9,217.72 and 2,857.36 is: 4,284.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,147.43 : 9,217.72 = 2,857.36 : x
  2. Step 2: Convert to fraction form
    6,147.43/9,217.72 = 2,857.36/x
  3. Step 3: Cross multiply
    6,147.43x = 9,217.72 × 2,857.36
  4. Step 4: Simplify right side
    6,147.43x = 26,338,314.23
  5. Step 5: Solve for x
    x = 26,338,314.23/6,147.43
  6. Step 6: Final answer
    x = 4,284.44

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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.