Home / 3,002.94-4,143.93-1,676.61

Finding the Fourth Proportional to 3,002.94, 4,143.93 and 1,676.61

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Solution

The fourth proportional to 3,002.94, 4,143.93 and 1,676.61 is: 2,313.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,002.94 : 4,143.93 = 1,676.61 : x
  2. Step 2: Convert to fraction form
    3,002.94/4,143.93 = 1,676.61/x
  3. Step 3: Cross multiply
    3,002.94x = 4,143.93 × 1,676.61
  4. Step 4: Simplify right side
    3,002.94x = 6,947,754.48
  5. Step 5: Solve for x
    x = 6,947,754.48/3,002.94
  6. Step 6: Final answer
    x = 2,313.65

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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.