Home / 7,161.36-10,745.10-3,701.04

Finding the Fourth Proportional to 7,161.36, 10,745.10 and 3,701.04

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Solution

The fourth proportional to 7,161.36, 10,745.10 and 3,701.04 is: 5,553.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,161.36 : 10,745.10 = 3,701.04 : x
  2. Step 2: Convert to fraction form
    7,161.36/10,745.10 = 3,701.04/x
  3. Step 3: Cross multiply
    7,161.36x = 10,745.10 × 3,701.04
  4. Step 4: Simplify right side
    7,161.36x = 39,768,044.90
  5. Step 5: Solve for x
    x = 39,768,044.90/7,161.36
  6. Step 6: Final answer
    x = 5,553.14

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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.