Home / 5,513.36-8,269.88-1,353.38

Finding the Fourth Proportional to 5,513.36, 8,269.88 and 1,353.38

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Solution

The fourth proportional to 5,513.36, 8,269.88 and 1,353.38 is: 2,030.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,513.36 : 8,269.88 = 1,353.38 : x
  2. Step 2: Convert to fraction form
    5,513.36/8,269.88 = 1,353.38/x
  3. Step 3: Cross multiply
    5,513.36x = 8,269.88 × 1,353.38
  4. Step 4: Simplify right side
    5,513.36x = 11,192,290.19
  5. Step 5: Solve for x
    x = 11,192,290.19/5,513.36
  6. Step 6: Final answer
    x = 2,030.03

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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.