Home / 2,977.54-4,466.31-2,208.58

Finding the Fourth Proportional to 2,977.54, 4,466.31 and 2,208.58

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Solution

The fourth proportional to 2,977.54, 4,466.31 and 2,208.58 is: 3,312.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,977.54 : 4,466.31 = 2,208.58 : x
  2. Step 2: Convert to fraction form
    2,977.54/4,466.31 = 2,208.58/x
  3. Step 3: Cross multiply
    2,977.54x = 4,466.31 × 2,208.58
  4. Step 4: Simplify right side
    2,977.54x = 9,864,202.94
  5. Step 5: Solve for x
    x = 9,864,202.94/2,977.54
  6. Step 6: Final answer
    x = 3,312.87

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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.