Home / 4,193.51-6,287.16-2,111.99

Finding the Fourth Proportional to 4,193.51, 6,287.16 and 2,111.99

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Solution

The fourth proportional to 4,193.51, 6,287.16 and 2,111.99 is: 3,166.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,193.51 : 6,287.16 = 2,111.99 : x
  2. Step 2: Convert to fraction form
    4,193.51/6,287.16 = 2,111.99/x
  3. Step 3: Cross multiply
    4,193.51x = 6,287.16 × 2,111.99
  4. Step 4: Simplify right side
    4,193.51x = 13,278,419.05
  5. Step 5: Solve for x
    x = 13,278,419.05/4,193.51
  6. Step 6: Final answer
    x = 3,166.42

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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.