Home / 2,949.48-4,421.16-2,216.82

Finding the Fourth Proportional to 2,949.48, 4,421.16 and 2,216.82

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Solution

The fourth proportional to 2,949.48, 4,421.16 and 2,216.82 is: 3,322.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,949.48 : 4,421.16 = 2,216.82 : x
  2. Step 2: Convert to fraction form
    2,949.48/4,421.16 = 2,216.82/x
  3. Step 3: Cross multiply
    2,949.48x = 4,421.16 × 2,216.82
  4. Step 4: Simplify right side
    2,949.48x = 9,800,915.91
  5. Step 5: Solve for x
    x = 9,800,915.91/2,949.48
  6. Step 6: Final answer
    x = 3,322.93

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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.