Home / 3,240.63-4,836.89-2,793.98

Finding the Fourth Proportional to 3,240.63, 4,836.89 and 2,793.98

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Solution

The fourth proportional to 3,240.63, 4,836.89 and 2,793.98 is: 4,170.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,240.63 : 4,836.89 = 2,793.98 : x
  2. Step 2: Convert to fraction form
    3,240.63/4,836.89 = 2,793.98/x
  3. Step 3: Cross multiply
    3,240.63x = 4,836.89 × 2,793.98
  4. Step 4: Simplify right side
    3,240.63x = 13,514,153.91
  5. Step 5: Solve for x
    x = 13,514,153.91/3,240.63
  6. Step 6: Final answer
    x = 4,170.23

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.