Home / 3,470.30-5,197.71-2,684.96

Finding the Fourth Proportional to 3,470.30, 5,197.71 and 2,684.96

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Solution

The fourth proportional to 3,470.30, 5,197.71 and 2,684.96 is: 4,021.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,470.30 : 5,197.71 = 2,684.96 : x
  2. Step 2: Convert to fraction form
    3,470.30/5,197.71 = 2,684.96/x
  3. Step 3: Cross multiply
    3,470.30x = 5,197.71 × 2,684.96
  4. Step 4: Simplify right side
    3,470.30x = 13,955,643.44
  5. Step 5: Solve for x
    x = 13,955,643.44/3,470.30
  6. Step 6: Final answer
    x = 4,021.45

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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.