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Finding the Fourth Proportional to 4,811.07, 7,206.08 and 2,858.97

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Solution

The fourth proportional to 4,811.07, 7,206.08 and 2,858.97 is: 4,282.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,811.07 : 7,206.08 = 2,858.97 : x
  2. Step 2: Convert to fraction form
    4,811.07/7,206.08 = 2,858.97/x
  3. Step 3: Cross multiply
    4,811.07x = 7,206.08 × 2,858.97
  4. Step 4: Simplify right side
    4,811.07x = 20,601,952.24
  5. Step 5: Solve for x
    x = 20,601,952.24/4,811.07
  6. Step 6: Final answer
    x = 4,282.20

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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.