Home / 5,513.45-8,267.78-2,002.29

Finding the Fourth Proportional to 5,513.45, 8,267.78 and 2,002.29

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Solution

The fourth proportional to 5,513.45, 8,267.78 and 2,002.29 is: 3,002.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,513.45 : 8,267.78 = 2,002.29 : x
  2. Step 2: Convert to fraction form
    5,513.45/8,267.78 = 2,002.29/x
  3. Step 3: Cross multiply
    5,513.45x = 8,267.78 × 2,002.29
  4. Step 4: Simplify right side
    5,513.45x = 16,554,493.22
  5. Step 5: Solve for x
    x = 16,554,493.22/5,513.45
  6. Step 6: Final answer
    x = 3,002.57

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1.5x scale

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.