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Finding the Fourth Proportional to 4,805.79, 6,632.24 and 3,624.81

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Solution

The fourth proportional to 4,805.79, 6,632.24 and 3,624.81 is: 5,002.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,805.79 : 6,632.24 = 3,624.81 : x
  2. Step 2: Convert to fraction form
    4,805.79/6,632.24 = 3,624.81/x
  3. Step 3: Cross multiply
    4,805.79x = 6,632.24 × 3,624.81
  4. Step 4: Simplify right side
    4,805.79x = 24,040,591.75
  5. Step 5: Solve for x
    x = 24,040,591.75/4,805.79
  6. Step 6: Final answer
    x = 5,002.42

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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.