Home / 7,902.34-11,853.47-3,222.33

Finding the Fourth Proportional to 7,902.34, 11,853.47 and 3,222.33

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Solution

The fourth proportional to 7,902.34, 11,853.47 and 3,222.33 is: 4,833.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,902.34 : 11,853.47 = 3,222.33 : x
  2. Step 2: Convert to fraction form
    7,902.34/11,853.47 = 3,222.33/x
  3. Step 3: Cross multiply
    7,902.34x = 11,853.47 × 3,222.33
  4. Step 4: Simplify right side
    7,902.34x = 38,195,822.27
  5. Step 5: Solve for x
    x = 38,195,822.27/7,902.34
  6. Step 6: Final answer
    x = 4,833.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.