Home / 4,234.95-6,354.18-1,639.71

Finding the Fourth Proportional to 4,234.95, 6,354.18 and 1,639.71

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Solution

The fourth proportional to 4,234.95, 6,354.18 and 1,639.71 is: 2,460.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,234.95 : 6,354.18 = 1,639.71 : x
  2. Step 2: Convert to fraction form
    4,234.95/6,354.18 = 1,639.71/x
  3. Step 3: Cross multiply
    4,234.95x = 6,354.18 × 1,639.71
  4. Step 4: Simplify right side
    4,234.95x = 10,419,012.49
  5. Step 5: Solve for x
    x = 10,419,012.49/4,234.95
  6. Step 6: Final answer
    x = 2,460.24

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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.