Home / 9,946.11-13,725.73-5,469.90

Finding the Fourth Proportional to 9,946.11, 13,725.73 and 5,469.90

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Solution

The fourth proportional to 9,946.11, 13,725.73 and 5,469.90 is: 7,548.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,946.11 : 13,725.73 = 5,469.90 : x
  2. Step 2: Convert to fraction form
    9,946.11/13,725.73 = 5,469.90/x
  3. Step 3: Cross multiply
    9,946.11x = 13,725.73 × 5,469.90
  4. Step 4: Simplify right side
    9,946.11x = 75,078,301.90
  5. Step 5: Solve for x
    x = 75,078,301.90/9,946.11
  6. Step 6: Final answer
    x = 7,548.51

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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.