Home / 3,331.86-5,000.06-2,158.93

Finding the Fourth Proportional to 3,331.86, 5,000.06 and 2,158.93

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Solution

The fourth proportional to 3,331.86, 5,000.06 and 2,158.93 is: 3,239.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,331.86 : 5,000.06 = 2,158.93 : x
  2. Step 2: Convert to fraction form
    3,331.86/5,000.06 = 2,158.93/x
  3. Step 3: Cross multiply
    3,331.86x = 5,000.06 × 2,158.93
  4. Step 4: Simplify right side
    3,331.86x = 10,794,779.54
  5. Step 5: Solve for x
    x = 10,794,779.54/3,331.86
  6. Step 6: Final answer
    x = 3,239.87

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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.