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Finding the Fourth Proportional to 3,008.93, 4,152.03 and 1,682.60

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Solution

The fourth proportional to 3,008.93, 4,152.03 and 1,682.60 is: 2,321.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,008.93 : 4,152.03 = 1,682.60 : x
  2. Step 2: Convert to fraction form
    3,008.93/4,152.03 = 1,682.60/x
  3. Step 3: Cross multiply
    3,008.93x = 4,152.03 × 1,682.60
  4. Step 4: Simplify right side
    3,008.93x = 6,986,184.92
  5. Step 5: Solve for x
    x = 6,986,184.92/3,008.93
  6. Step 6: Final answer
    x = 2,321.82

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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.