Home / 3,039.79-4,197.68-2,292.47

Finding the Fourth Proportional to 3,039.79, 4,197.68 and 2,292.47

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Solution

The fourth proportional to 3,039.79, 4,197.68 and 2,292.47 is: 3,165.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,039.79 : 4,197.68 = 2,292.47 : x
  2. Step 2: Convert to fraction form
    3,039.79/4,197.68 = 2,292.47/x
  3. Step 3: Cross multiply
    3,039.79x = 4,197.68 × 2,292.47
  4. Step 4: Simplify right side
    3,039.79x = 9,623,044.01
  5. Step 5: Solve for x
    x = 9,623,044.01/3,039.79
  6. Step 6: Final answer
    x = 3,165.69

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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.