Home / 2,671.18-4,007.10-1,372.96

Finding the Fourth Proportional to 2,671.18, 4,007.10 and 1,372.96

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Solution

The fourth proportional to 2,671.18, 4,007.10 and 1,372.96 is: 2,059.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,671.18 : 4,007.10 = 1,372.96 : x
  2. Step 2: Convert to fraction form
    2,671.18/4,007.10 = 1,372.96/x
  3. Step 3: Cross multiply
    2,671.18x = 4,007.10 × 1,372.96
  4. Step 4: Simplify right side
    2,671.18x = 5,501,588.02
  5. Step 5: Solve for x
    x = 5,501,588.02/2,671.18
  6. Step 6: Final answer
    x = 2,059.61

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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.