Home / 2,912.16-4,367.64-1,064.16

Finding the Fourth Proportional to 2,912.16, 4,367.64 and 1,064.16

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Solution

The fourth proportional to 2,912.16, 4,367.64 and 1,064.16 is: 1,596.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,912.16 : 4,367.64 = 1,064.16 : x
  2. Step 2: Convert to fraction form
    2,912.16/4,367.64 = 1,064.16/x
  3. Step 3: Cross multiply
    2,912.16x = 4,367.64 × 1,064.16
  4. Step 4: Simplify right side
    2,912.16x = 4,647,867.78
  5. Step 5: Solve for x
    x = 4,647,867.78/2,912.16
  6. Step 6: Final answer
    x = 1,596.02

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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.