Home / 9,963.44-13,748.96-5,771.60

Finding the Fourth Proportional to 9,963.44, 13,748.96 and 5,771.60

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Solution

The fourth proportional to 9,963.44, 13,748.96 and 5,771.60 is: 7,964.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,963.44 : 13,748.96 = 5,771.60 : x
  2. Step 2: Convert to fraction form
    9,963.44/13,748.96 = 5,771.60/x
  3. Step 3: Cross multiply
    9,963.44x = 13,748.96 × 5,771.60
  4. Step 4: Simplify right side
    9,963.44x = 79,353,497.54
  5. Step 5: Solve for x
    x = 79,353,497.54/9,963.44
  6. Step 6: Final answer
    x = 7,964.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.