Home / 4,919.33-7,350.21-4,747.07

Finding the Fourth Proportional to 4,919.33, 7,350.21 and 4,747.07

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Solution

The fourth proportional to 4,919.33, 7,350.21 and 4,747.07 is: 7,092.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,919.33 : 7,350.21 = 4,747.07 : x
  2. Step 2: Convert to fraction form
    4,919.33/7,350.21 = 4,747.07/x
  3. Step 3: Cross multiply
    4,919.33x = 7,350.21 × 4,747.07
  4. Step 4: Simplify right side
    4,919.33x = 34,891,979.76
  5. Step 5: Solve for x
    x = 34,891,979.76/4,919.33
  6. Step 6: Final answer
    x = 7,092.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.