Home / 6,766.43-10,135.47-4,299.98

Finding the Fourth Proportional to 6,766.43, 10,135.47 and 4,299.98

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Solution

The fourth proportional to 6,766.43, 10,135.47 and 4,299.98 is: 6,440.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,766.43 : 10,135.47 = 4,299.98 : x
  2. Step 2: Convert to fraction form
    6,766.43/10,135.47 = 4,299.98/x
  3. Step 3: Cross multiply
    6,766.43x = 10,135.47 × 4,299.98
  4. Step 4: Simplify right side
    6,766.43x = 43,582,318.29
  5. Step 5: Solve for x
    x = 43,582,318.29/6,766.43
  6. Step 6: Final answer
    x = 6,440.96

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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.