Home / 9,963-14,946.39-3,727.40

Finding the Fourth Proportional to 9,963, 14,946.39 and 3,727.40

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Solution

The fourth proportional to 9,963, 14,946.39 and 3,727.40 is: 5,591.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,963 : 14,946.39 = 3,727.40 : x
  2. Step 2: Convert to fraction form
    9,963/14,946.39 = 3,727.40/x
  3. Step 3: Cross multiply
    9,963x = 14,946.39 × 3,727.40
  4. Step 4: Simplify right side
    9,963x = 55,711,099.35
  5. Step 5: Solve for x
    x = 55,711,099.35/9,963
  6. Step 6: Final answer
    x = 5,591.80

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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.