Home / 3,002.29-4,143.12-1,676.02

Finding the Fourth Proportional to 3,002.29, 4,143.12 and 1,676.02

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Solution

The fourth proportional to 3,002.29, 4,143.12 and 1,676.02 is: 2,312.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,002.29 : 4,143.12 = 1,676.02 : x
  2. Step 2: Convert to fraction form
    3,002.29/4,143.12 = 1,676.02/x
  3. Step 3: Cross multiply
    3,002.29x = 4,143.12 × 1,676.02
  4. Step 4: Simplify right side
    3,002.29x = 6,943,951.98
  5. Step 5: Solve for x
    x = 6,943,951.98/3,002.29
  6. Step 6: Final answer
    x = 2,312.89

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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.