Home / 3,955.73-5,930.18-1,874.67

Finding the Fourth Proportional to 3,955.73, 5,930.18 and 1,874.67

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Solution

The fourth proportional to 3,955.73, 5,930.18 and 1,874.67 is: 2,810.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,955.73 : 5,930.18 = 1,874.67 : x
  2. Step 2: Convert to fraction form
    3,955.73/5,930.18 = 1,874.67/x
  3. Step 3: Cross multiply
    3,955.73x = 5,930.18 × 1,874.67
  4. Step 4: Simplify right side
    3,955.73x = 11,117,139.32
  5. Step 5: Solve for x
    x = 11,117,139.32/3,955.73
  6. Step 6: Final answer
    x = 2,810.39

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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.