Home / 3,002.27-4,142.75-1,675.96

Finding the Fourth Proportional to 3,002.27, 4,142.75 and 1,675.96

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Solution

The fourth proportional to 3,002.27, 4,142.75 and 1,675.96 is: 2,312.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,002.27 : 4,142.75 = 1,675.96 : x
  2. Step 2: Convert to fraction form
    3,002.27/4,142.75 = 1,675.96/x
  3. Step 3: Cross multiply
    3,002.27x = 4,142.75 × 1,675.96
  4. Step 4: Simplify right side
    3,002.27x = 6,943,064.55
  5. Step 5: Solve for x
    x = 6,943,064.55/3,002.27
  6. Step 6: Final answer
    x = 2,312.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.