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Finding the Fourth Proportional to 6,363.86, 9,525.99 and 3,434.90

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Solution

The fourth proportional to 6,363.86, 9,525.99 and 3,434.90 is: 5,141.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,363.86 : 9,525.99 = 3,434.90 : x
  2. Step 2: Convert to fraction form
    6,363.86/9,525.99 = 3,434.90/x
  3. Step 3: Cross multiply
    6,363.86x = 9,525.99 × 3,434.90
  4. Step 4: Simplify right side
    6,363.86x = 32,720,823.05
  5. Step 5: Solve for x
    x = 32,720,823.05/6,363.86
  6. Step 6: Final answer
    x = 5,141.66

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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.