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Finding the Fourth Proportional to 9,941.13, 14,911.63 and 3,015.63

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Solution

The fourth proportional to 9,941.13, 14,911.63 and 3,015.63 is: 4,523.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,941.13 : 14,911.63 = 3,015.63 : x
  2. Step 2: Convert to fraction form
    9,941.13/14,911.63 = 3,015.63/x
  3. Step 3: Cross multiply
    9,941.13x = 14,911.63 × 3,015.63
  4. Step 4: Simplify right side
    9,941.13x = 44,967,951.24
  5. Step 5: Solve for x
    x = 44,967,951.24/9,941.13
  6. Step 6: Final answer
    x = 4,523.42

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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.