Home / 3,675.36-5,513.09-1,333.90

Finding the Fourth Proportional to 3,675.36, 5,513.09 and 1,333.90

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Solution

The fourth proportional to 3,675.36, 5,513.09 and 1,333.90 is: 2,000.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,675.36 : 5,513.09 = 1,333.90 : x
  2. Step 2: Convert to fraction form
    3,675.36/5,513.09 = 1,333.90/x
  3. Step 3: Cross multiply
    3,675.36x = 5,513.09 × 1,333.90
  4. Step 4: Simplify right side
    3,675.36x = 7,353,907.32
  5. Step 5: Solve for x
    x = 7,353,907.32/3,675.36
  6. Step 6: Final answer
    x = 2,000.87

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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.