Home / 4,805.73-7,213.05-2,960.45

Finding the Fourth Proportional to 4,805.73, 7,213.05 and 2,960.45

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Solution

The fourth proportional to 4,805.73, 7,213.05 and 2,960.45 is: 4,443.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,805.73 : 7,213.05 = 2,960.45 : x
  2. Step 2: Convert to fraction form
    4,805.73/7,213.05 = 2,960.45/x
  3. Step 3: Cross multiply
    4,805.73x = 7,213.05 × 2,960.45
  4. Step 4: Simplify right side
    4,805.73x = 21,353,864.86
  5. Step 5: Solve for x
    x = 21,353,864.86/4,805.73
  6. Step 6: Final answer
    x = 4,443.42

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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.