Home / 3,184.47-4,393.56-1,857.99

Finding the Fourth Proportional to 3,184.47, 4,393.56 and 1,857.99

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Solution

The fourth proportional to 3,184.47, 4,393.56 and 1,857.99 is: 2,563.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,184.47 : 4,393.56 = 1,857.99 : x
  2. Step 2: Convert to fraction form
    3,184.47/4,393.56 = 1,857.99/x
  3. Step 3: Cross multiply
    3,184.47x = 4,393.56 × 1,857.99
  4. Step 4: Simplify right side
    3,184.47x = 8,163,190.54
  5. Step 5: Solve for x
    x = 8,163,190.54/3,184.47
  6. Step 6: Final answer
    x = 2,563.44

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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.