Home / 5,513.11-8,271.70-2,552.99

Finding the Fourth Proportional to 5,513.11, 8,271.70 and 2,552.99

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Solution

The fourth proportional to 5,513.11, 8,271.70 and 2,552.99 is: 3,830.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,513.11 : 8,271.70 = 2,552.99 : x
  2. Step 2: Convert to fraction form
    5,513.11/8,271.70 = 2,552.99/x
  3. Step 3: Cross multiply
    5,513.11x = 8,271.70 × 2,552.99
  4. Step 4: Simplify right side
    5,513.11x = 21,117,519.64
  5. Step 5: Solve for x
    x = 21,117,519.64/5,513.11
  6. Step 6: Final answer
    x = 3,830.42

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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.