Home / 7,325.83-10,986.34-3,163.24

Finding the Fourth Proportional to 7,325.83, 10,986.34 and 3,163.24

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Solution

The fourth proportional to 7,325.83, 10,986.34 and 3,163.24 is: 4,743.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,325.83 : 10,986.34 = 3,163.24 : x
  2. Step 2: Convert to fraction form
    7,325.83/10,986.34 = 3,163.24/x
  3. Step 3: Cross multiply
    7,325.83x = 10,986.34 × 3,163.24
  4. Step 4: Simplify right side
    7,325.83x = 34,752,430.14
  5. Step 5: Solve for x
    x = 34,752,430.14/7,325.83
  6. Step 6: Final answer
    x = 4,743.82

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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.