Home / 4,079.97-6,124.01-1,889.19

Finding the Fourth Proportional to 4,079.97, 6,124.01 and 1,889.19

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Solution

The fourth proportional to 4,079.97, 6,124.01 and 1,889.19 is: 2,835.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,079.97 : 6,124.01 = 1,889.19 : x
  2. Step 2: Convert to fraction form
    4,079.97/6,124.01 = 1,889.19/x
  3. Step 3: Cross multiply
    4,079.97x = 6,124.01 × 1,889.19
  4. Step 4: Simplify right side
    4,079.97x = 11,569,409.01
  5. Step 5: Solve for x
    x = 11,569,409.01/4,079.97
  6. Step 6: Final answer
    x = 2,835.66

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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.