Home / 9,984.44-14,963.60-7,220.36

Finding the Fourth Proportional to 9,984.44, 14,963.60 and 7,220.36

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Solution

The fourth proportional to 9,984.44, 14,963.60 and 7,220.36 is: 10,821.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,984.44 : 14,963.60 = 7,220.36 : x
  2. Step 2: Convert to fraction form
    9,984.44/14,963.60 = 7,220.36/x
  3. Step 3: Cross multiply
    9,984.44x = 14,963.60 × 7,220.36
  4. Step 4: Simplify right side
    9,984.44x = 108,042,578.90
  5. Step 5: Solve for x
    x = 108,042,578.90/9,984.44
  6. Step 6: Final answer
    x = 10,821.10

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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.