Home / 4,197.47-5,792.87-2,309.42

Finding the Fourth Proportional to 4,197.47, 5,792.87 and 2,309.42

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Solution

The fourth proportional to 4,197.47, 5,792.87 and 2,309.42 is: 3,187.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,197.47 : 5,792.87 = 2,309.42 : x
  2. Step 2: Convert to fraction form
    4,197.47/5,792.87 = 2,309.42/x
  3. Step 3: Cross multiply
    4,197.47x = 5,792.87 × 2,309.42
  4. Step 4: Simplify right side
    4,197.47x = 13,378,190.09
  5. Step 5: Solve for x
    x = 13,378,190.09/4,197.47
  6. Step 6: Final answer
    x = 3,187.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.