Home / 4,163.04-6,291.80-4,091.36

Finding the Fourth Proportional to 4,163.04, 6,291.80 and 4,091.36

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Solution

The fourth proportional to 4,163.04, 6,291.80 and 4,091.36 is: 6,183.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,163.04 : 6,291.80 = 4,091.36 : x
  2. Step 2: Convert to fraction form
    4,163.04/6,291.80 = 4,091.36/x
  3. Step 3: Cross multiply
    4,163.04x = 6,291.80 × 4,091.36
  4. Step 4: Simplify right side
    4,163.04x = 25,742,018.85
  5. Step 5: Solve for x
    x = 25,742,018.85/4,163.04
  6. Step 6: Final answer
    x = 6,183.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.