Home / 10,634.37-15,941.15-3,965.99

Finding the Fourth Proportional to 10,634.37, 15,941.15 and 3,965.99

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Solution

The fourth proportional to 10,634.37, 15,941.15 and 3,965.99 is: 5,945.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,634.37 : 15,941.15 = 3,965.99 : x
  2. Step 2: Convert to fraction form
    10,634.37/15,941.15 = 3,965.99/x
  3. Step 3: Cross multiply
    10,634.37x = 15,941.15 × 3,965.99
  4. Step 4: Simplify right side
    10,634.37x = 63,222,341.95
  5. Step 5: Solve for x
    x = 63,222,341.95/10,634.37
  6. Step 6: Final answer
    x = 5,945.10

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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.