Home / 7,469.94-10,306.19-4,239.23

Finding the Fourth Proportional to 7,469.94, 10,306.19 and 4,239.23

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Solution

The fourth proportional to 7,469.94, 10,306.19 and 4,239.23 is: 5,848.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,469.94 : 10,306.19 = 4,239.23 : x
  2. Step 2: Convert to fraction form
    7,469.94/10,306.19 = 4,239.23/x
  3. Step 3: Cross multiply
    7,469.94x = 10,306.19 × 4,239.23
  4. Step 4: Simplify right side
    7,469.94x = 43,690,287.08
  5. Step 5: Solve for x
    x = 43,690,287.08/7,469.94
  6. Step 6: Final answer
    x = 5,848.81

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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.