Home / 3,254.58-4,872.15-2,911.14

Finding the Fourth Proportional to 3,254.58, 4,872.15 and 2,911.14

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Solution

The fourth proportional to 3,254.58, 4,872.15 and 2,911.14 is: 4,358.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,254.58 : 4,872.15 = 2,911.14 : x
  2. Step 2: Convert to fraction form
    3,254.58/4,872.15 = 2,911.14/x
  3. Step 3: Cross multiply
    3,254.58x = 4,872.15 × 2,911.14
  4. Step 4: Simplify right side
    3,254.58x = 14,183,510.75
  5. Step 5: Solve for x
    x = 14,183,510.75/3,254.58
  6. Step 6: Final answer
    x = 4,358.02

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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.