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Finding the Fourth Proportional to 6,708.87, 10,064.16 and 3,899.01

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Solution

The fourth proportional to 6,708.87, 10,064.16 and 3,899.01 is: 5,849.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,708.87 : 10,064.16 = 3,899.01 : x
  2. Step 2: Convert to fraction form
    6,708.87/10,064.16 = 3,899.01/x
  3. Step 3: Cross multiply
    6,708.87x = 10,064.16 × 3,899.01
  4. Step 4: Simplify right side
    6,708.87x = 39,240,260.48
  5. Step 5: Solve for x
    x = 39,240,260.48/6,708.87
  6. Step 6: Final answer
    x = 5,849.01

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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.