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Finding the Fourth Proportional to 3,048.60, 4,562.10 and 2,076.60

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Solution

The fourth proportional to 3,048.60, 4,562.10 and 2,076.60 is: 3,107.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,048.60 : 4,562.10 = 2,076.60 : x
  2. Step 2: Convert to fraction form
    3,048.60/4,562.10 = 2,076.60/x
  3. Step 3: Cross multiply
    3,048.60x = 4,562.10 × 2,076.60
  4. Step 4: Simplify right side
    3,048.60x = 9,473,656.86
  5. Step 5: Solve for x
    x = 9,473,656.86/3,048.60
  6. Step 6: Final answer
    x = 3,107.54

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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.