Home / 3,013.38-4,509.72-1,902.29

Finding the Fourth Proportional to 3,013.38, 4,509.72 and 1,902.29

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Solution

The fourth proportional to 3,013.38, 4,509.72 and 1,902.29 is: 2,846.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,013.38 : 4,509.72 = 1,902.29 : x
  2. Step 2: Convert to fraction form
    3,013.38/4,509.72 = 1,902.29/x
  3. Step 3: Cross multiply
    3,013.38x = 4,509.72 × 1,902.29
  4. Step 4: Simplify right side
    3,013.38x = 8,578,772.71
  5. Step 5: Solve for x
    x = 8,578,772.71/3,013.38
  6. Step 6: Final answer
    x = 2,846.89

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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.