Home / 9,760.68-13,469.04-5,510.43

Finding the Fourth Proportional to 9,760.68, 13,469.04 and 5,510.43

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Solution

The fourth proportional to 9,760.68, 13,469.04 and 5,510.43 is: 7,604.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,760.68 : 13,469.04 = 5,510.43 : x
  2. Step 2: Convert to fraction form
    9,760.68/13,469.04 = 5,510.43/x
  3. Step 3: Cross multiply
    9,760.68x = 13,469.04 × 5,510.43
  4. Step 4: Simplify right side
    9,760.68x = 74,220,202.09
  5. Step 5: Solve for x
    x = 74,220,202.09/9,760.68
  6. Step 6: Final answer
    x = 7,604.00

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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.