Home / 2,219.96-3,331.99-2,086.00

Finding the Fourth Proportional to 2,219.96, 3,331.99 and 2,086.00

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Solution

The fourth proportional to 2,219.96, 3,331.99 and 2,086.00 is: 3,130.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,219.96 : 3,331.99 = 2,086.00 : x
  2. Step 2: Convert to fraction form
    2,219.96/3,331.99 = 2,086.00/x
  3. Step 3: Cross multiply
    2,219.96x = 3,331.99 × 2,086.00
  4. Step 4: Simplify right side
    2,219.96x = 6,950,532.43
  5. Step 5: Solve for x
    x = 6,950,532.43/2,219.96
  6. Step 6: Final answer
    x = 3,130.93

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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.