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Finding the Fourth Proportional to 9,963.84, 14,941.44 and 3,388.26

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Solution

The fourth proportional to 9,963.84, 14,941.44 and 3,388.26 is: 5,080.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,963.84 : 14,941.44 = 3,388.26 : x
  2. Step 2: Convert to fraction form
    9,963.84/14,941.44 = 3,388.26/x
  3. Step 3: Cross multiply
    9,963.84x = 14,941.44 × 3,388.26
  4. Step 4: Simplify right side
    9,963.84x = 50,625,483.49
  5. Step 5: Solve for x
    x = 50,625,483.49/9,963.84
  6. Step 6: Final answer
    x = 5,080.92

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1.5x scale

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.