Home / 3,254.37-4,491.53-1,838.66

Finding the Fourth Proportional to 3,254.37, 4,491.53 and 1,838.66

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Solution

The fourth proportional to 3,254.37, 4,491.53 and 1,838.66 is: 2,537.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,254.37 : 4,491.53 = 1,838.66 : x
  2. Step 2: Convert to fraction form
    3,254.37/4,491.53 = 1,838.66/x
  3. Step 3: Cross multiply
    3,254.37x = 4,491.53 × 1,838.66
  4. Step 4: Simplify right side
    3,254.37x = 8,258,364.90
  5. Step 5: Solve for x
    x = 8,258,364.90/3,254.37
  6. Step 6: Final answer
    x = 2,537.62

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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.