Home / 4,140.87-6,211.69-1,367.48

Finding the Fourth Proportional to 4,140.87, 6,211.69 and 1,367.48

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Solution

The fourth proportional to 4,140.87, 6,211.69 and 1,367.48 is: 2,051.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,140.87 : 6,211.69 = 1,367.48 : x
  2. Step 2: Convert to fraction form
    4,140.87/6,211.69 = 1,367.48/x
  3. Step 3: Cross multiply
    4,140.87x = 6,211.69 × 1,367.48
  4. Step 4: Simplify right side
    4,140.87x = 8,494,373.95
  5. Step 5: Solve for x
    x = 8,494,373.95/4,140.87
  6. Step 6: Final answer
    x = 2,051.35

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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.