Home / 4,977.30-7,464.15-2,511.30

Finding the Fourth Proportional to 4,977.30, 7,464.15 and 2,511.30

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Solution

The fourth proportional to 4,977.30, 7,464.15 and 2,511.30 is: 3,766.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,977.30 : 7,464.15 = 2,511.30 : x
  2. Step 2: Convert to fraction form
    4,977.30/7,464.15 = 2,511.30/x
  3. Step 3: Cross multiply
    4,977.30x = 7,464.15 × 2,511.30
  4. Step 4: Simplify right side
    4,977.30x = 18,744,719.90
  5. Step 5: Solve for x
    x = 18,744,719.90/4,977.30
  6. Step 6: Final answer
    x = 3,766.04

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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.