Home / 7,306.80-10,083.36-4,163.52

Finding the Fourth Proportional to 7,306.80, 10,083.36 and 4,163.52

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Solution

The fourth proportional to 7,306.80, 10,083.36 and 4,163.52 is: 5,745.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,306.80 : 10,083.36 = 4,163.52 : x
  2. Step 2: Convert to fraction form
    7,306.80/10,083.36 = 4,163.52/x
  3. Step 3: Cross multiply
    7,306.80x = 10,083.36 × 4,163.52
  4. Step 4: Simplify right side
    7,306.80x = 41,982,271.03
  5. Step 5: Solve for x
    x = 41,982,271.03/7,306.80
  6. Step 6: Final answer
    x = 5,745.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.