Home / 9,963.09-14,942.60-3,721.95

Finding the Fourth Proportional to 9,963.09, 14,942.60 and 3,721.95

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Solution

The fourth proportional to 9,963.09, 14,942.60 and 3,721.95 is: 5,582.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,963.09 : 14,942.60 = 3,721.95 : x
  2. Step 2: Convert to fraction form
    9,963.09/14,942.60 = 3,721.95/x
  3. Step 3: Cross multiply
    9,963.09x = 14,942.60 × 3,721.95
  4. Step 4: Simplify right side
    9,963.09x = 55,615,591.46
  5. Step 5: Solve for x
    x = 55,615,591.46/9,963.09
  6. Step 6: Final answer
    x = 5,582.16

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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.