Home / 6,662.37-10,002.66-4,189.83

Finding the Fourth Proportional to 6,662.37, 10,002.66 and 4,189.83

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Solution

The fourth proportional to 6,662.37, 10,002.66 and 4,189.83 is: 6,290.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,662.37 : 10,002.66 = 4,189.83 : x
  2. Step 2: Convert to fraction form
    6,662.37/10,002.66 = 4,189.83/x
  3. Step 3: Cross multiply
    6,662.37x = 10,002.66 × 4,189.83
  4. Step 4: Simplify right side
    6,662.37x = 41,909,444.95
  5. Step 5: Solve for x
    x = 41,909,444.95/6,662.37
  6. Step 6: Final answer
    x = 6,290.47

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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.