Home / 4,474.68-6,703.30-2,931

Finding the Fourth Proportional to 4,474.68, 6,703.30 and 2,931

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Solution

The fourth proportional to 4,474.68, 6,703.30 and 2,931 is: 4,390.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,474.68 : 6,703.30 = 2,931 : x
  2. Step 2: Convert to fraction form
    4,474.68/6,703.30 = 2,931/x
  3. Step 3: Cross multiply
    4,474.68x = 6,703.30 × 2,931
  4. Step 4: Simplify right side
    4,474.68x = 19,647,372.30
  5. Step 5: Solve for x
    x = 19,647,372.30/4,474.68
  6. Step 6: Final answer
    x = 4,390.79

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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.