Home / 2,957.94-4,438.44-1,315.62

Finding the Fourth Proportional to 2,957.94, 4,438.44 and 1,315.62

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Solution

The fourth proportional to 2,957.94, 4,438.44 and 1,315.62 is: 1,974.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,957.94 : 4,438.44 = 1,315.62 : x
  2. Step 2: Convert to fraction form
    2,957.94/4,438.44 = 1,315.62/x
  3. Step 3: Cross multiply
    2,957.94x = 4,438.44 × 1,315.62
  4. Step 4: Simplify right side
    2,957.94x = 5,839,300.43
  5. Step 5: Solve for x
    x = 5,839,300.43/2,957.94
  6. Step 6: Final answer
    x = 1,974.11

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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.