Home / 4,636.91-6,398.99-2,648.56

Finding the Fourth Proportional to 4,636.91, 6,398.99 and 2,648.56

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Solution

The fourth proportional to 4,636.91, 6,398.99 and 2,648.56 is: 3,655.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,636.91 : 6,398.99 = 2,648.56 : x
  2. Step 2: Convert to fraction form
    4,636.91/6,398.99 = 2,648.56/x
  3. Step 3: Cross multiply
    4,636.91x = 6,398.99 × 2,648.56
  4. Step 4: Simplify right side
    4,636.91x = 16,948,108.95
  5. Step 5: Solve for x
    x = 16,948,108.95/4,636.91
  6. Step 6: Final answer
    x = 3,655.04

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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.