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Finding the Fourth Proportional to 6,698.91, 10,040.17 and 3,771.08

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Solution

The fourth proportional to 6,698.91, 10,040.17 and 3,771.08 is: 5,652.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,698.91 : 10,040.17 = 3,771.08 : x
  2. Step 2: Convert to fraction form
    6,698.91/10,040.17 = 3,771.08/x
  3. Step 3: Cross multiply
    6,698.91x = 10,040.17 × 3,771.08
  4. Step 4: Simplify right side
    6,698.91x = 37,862,284.28
  5. Step 5: Solve for x
    x = 37,862,284.28/6,698.91
  6. Step 6: Final answer
    x = 5,652.01

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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.