Home / 8,958.07-13,442.87-3,763.95

Finding the Fourth Proportional to 8,958.07, 13,442.87 and 3,763.95

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Solution

The fourth proportional to 8,958.07, 13,442.87 and 3,763.95 is: 5,648.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,958.07 : 13,442.87 = 3,763.95 : x
  2. Step 2: Convert to fraction form
    8,958.07/13,442.87 = 3,763.95/x
  3. Step 3: Cross multiply
    8,958.07x = 13,442.87 × 3,763.95
  4. Step 4: Simplify right side
    8,958.07x = 50,598,290.54
  5. Step 5: Solve for x
    x = 50,598,290.54/8,958.07
  6. Step 6: Final answer
    x = 5,648.35

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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.