Home / 3,013.38-4,520.10-1,369.75

Finding the Fourth Proportional to 3,013.38, 4,520.10 and 1,369.75

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Solution

The fourth proportional to 3,013.38, 4,520.10 and 1,369.75 is: 2,054.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,013.38 : 4,520.10 = 1,369.75 : x
  2. Step 2: Convert to fraction form
    3,013.38/4,520.10 = 1,369.75/x
  3. Step 3: Cross multiply
    3,013.38x = 4,520.10 × 1,369.75
  4. Step 4: Simplify right side
    3,013.38x = 6,191,406.98
  5. Step 5: Solve for x
    x = 6,191,406.98/3,013.38
  6. Step 6: Final answer
    x = 2,054.64

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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.