Home / 3,656.30-5,485.05-2,013.62

Finding the Fourth Proportional to 3,656.30, 5,485.05 and 2,013.62

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Solution

The fourth proportional to 3,656.30, 5,485.05 and 2,013.62 is: 3,020.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,656.30 : 5,485.05 = 2,013.62 : x
  2. Step 2: Convert to fraction form
    3,656.30/5,485.05 = 2,013.62/x
  3. Step 3: Cross multiply
    3,656.30x = 5,485.05 × 2,013.62
  4. Step 4: Simplify right side
    3,656.30x = 11,044,806.38
  5. Step 5: Solve for x
    x = 11,044,806.38/3,656.30
  6. Step 6: Final answer
    x = 3,020.76

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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.