Home / 3,281.56-4,916.86-2,305.92

Finding the Fourth Proportional to 3,281.56, 4,916.86 and 2,305.92

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Solution

The fourth proportional to 3,281.56, 4,916.86 and 2,305.92 is: 3,455.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,281.56 : 4,916.86 = 2,305.92 : x
  2. Step 2: Convert to fraction form
    3,281.56/4,916.86 = 2,305.92/x
  3. Step 3: Cross multiply
    3,281.56x = 4,916.86 × 2,305.92
  4. Step 4: Simplify right side
    3,281.56x = 11,337,861.23
  5. Step 5: Solve for x
    x = 11,337,861.23/3,281.56
  6. Step 6: Final answer
    x = 3,455.02

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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.