Home / 4,083.75-6,117.48-1,889.46

Finding the Fourth Proportional to 4,083.75, 6,117.48 and 1,889.46

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Solution

The fourth proportional to 4,083.75, 6,117.48 and 1,889.46 is: 2,830.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,083.75 : 6,117.48 = 1,889.46 : x
  2. Step 2: Convert to fraction form
    4,083.75/6,117.48 = 1,889.46/x
  3. Step 3: Cross multiply
    4,083.75x = 6,117.48 × 1,889.46
  4. Step 4: Simplify right side
    4,083.75x = 11,558,733.76
  5. Step 5: Solve for x
    x = 11,558,733.76/4,083.75
  6. Step 6: Final answer
    x = 2,830.42

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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.