Home / 10,699.90-14,766.65-6,163.37

Finding the Fourth Proportional to 10,699.90, 14,766.65 and 6,163.37

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Solution

The fourth proportional to 10,699.90, 14,766.65 and 6,163.37 is: 8,505.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,699.90 : 14,766.65 = 6,163.37 : x
  2. Step 2: Convert to fraction form
    10,699.90/14,766.65 = 6,163.37/x
  3. Step 3: Cross multiply
    10,699.90x = 14,766.65 × 6,163.37
  4. Step 4: Simplify right side
    10,699.90x = 91,012,327.61
  5. Step 5: Solve for x
    x = 91,012,327.61/10,699.90
  6. Step 6: Final answer
    x = 8,505.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.