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Finding the Fourth Proportional to 9,946, 13,724.58 and 5,469.94

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Solution

The fourth proportional to 9,946, 13,724.58 and 5,469.94 is: 7,548.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,946 : 13,724.58 = 5,469.94 : x
  2. Step 2: Convert to fraction form
    9,946/13,724.58 = 5,469.94/x
  3. Step 3: Cross multiply
    9,946x = 13,724.58 × 5,469.94
  4. Step 4: Simplify right side
    9,946x = 75,072,629.13
  5. Step 5: Solve for x
    x = 75,072,629.13/9,946
  6. Step 6: Final answer
    x = 7,548.02

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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.