Home / 4,909.23-6,774.82-2,671.15

Finding the Fourth Proportional to 4,909.23, 6,774.82 and 2,671.15

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Solution

The fourth proportional to 4,909.23, 6,774.82 and 2,671.15 is: 3,686.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,909.23 : 6,774.82 = 2,671.15 : x
  2. Step 2: Convert to fraction form
    4,909.23/6,774.82 = 2,671.15/x
  3. Step 3: Cross multiply
    4,909.23x = 6,774.82 × 2,671.15
  4. Step 4: Simplify right side
    4,909.23x = 18,096,560.44
  5. Step 5: Solve for x
    x = 18,096,560.44/4,909.23
  6. Step 6: Final answer
    x = 3,686.23

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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.