Home / 4,310.30-6,468.70-2,920.34

Finding the Fourth Proportional to 4,310.30, 6,468.70 and 2,920.34

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Solution

The fourth proportional to 4,310.30, 6,468.70 and 2,920.34 is: 4,382.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,310.30 : 6,468.70 = 2,920.34 : x
  2. Step 2: Convert to fraction form
    4,310.30/6,468.70 = 2,920.34/x
  3. Step 3: Cross multiply
    4,310.30x = 6,468.70 × 2,920.34
  4. Step 4: Simplify right side
    4,310.30x = 18,890,803.36
  5. Step 5: Solve for x
    x = 18,890,803.36/4,310.30
  6. Step 6: Final answer
    x = 4,382.71

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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.