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Finding the Fourth Proportional to 3,497.52, 4,826.09 and 2,005.19

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Solution

The fourth proportional to 3,497.52, 4,826.09 and 2,005.19 is: 2,766.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,497.52 : 4,826.09 = 2,005.19 : x
  2. Step 2: Convert to fraction form
    3,497.52/4,826.09 = 2,005.19/x
  3. Step 3: Cross multiply
    3,497.52x = 4,826.09 × 2,005.19
  4. Step 4: Simplify right side
    3,497.52x = 9,677,227.41
  5. Step 5: Solve for x
    x = 9,677,227.41/3,497.52
  6. Step 6: Final answer
    x = 2,766.88

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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.