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Finding the Fourth Proportional to 5,069.72, 6,995.02 and 2,943.99

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Solution

The fourth proportional to 5,069.72, 6,995.02 and 2,943.99 is: 4,062.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,069.72 : 6,995.02 = 2,943.99 : x
  2. Step 2: Convert to fraction form
    5,069.72/6,995.02 = 2,943.99/x
  3. Step 3: Cross multiply
    5,069.72x = 6,995.02 × 2,943.99
  4. Step 4: Simplify right side
    5,069.72x = 20,593,268.93
  5. Step 5: Solve for x
    x = 20,593,268.93/5,069.72
  6. Step 6: Final answer
    x = 4,062.01

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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.