Home / 9,760.79-13,469.93-5,512.03

Finding the Fourth Proportional to 9,760.79, 13,469.93 and 5,512.03

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Solution

The fourth proportional to 9,760.79, 13,469.93 and 5,512.03 is: 7,606.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,760.79 : 13,469.93 = 5,512.03 : x
  2. Step 2: Convert to fraction form
    9,760.79/13,469.93 = 5,512.03/x
  3. Step 3: Cross multiply
    9,760.79x = 13,469.93 × 5,512.03
  4. Step 4: Simplify right side
    9,760.79x = 74,246,658.26
  5. Step 5: Solve for x
    x = 74,246,658.26/9,760.79
  6. Step 6: Final answer
    x = 7,606.62

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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.