Home / 4,991.44-6,890.52-2,895.16

Finding the Fourth Proportional to 4,991.44, 6,890.52 and 2,895.16

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Solution

The fourth proportional to 4,991.44, 6,890.52 and 2,895.16 is: 3,996.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,991.44 : 6,890.52 = 2,895.16 : x
  2. Step 2: Convert to fraction form
    4,991.44/6,890.52 = 2,895.16/x
  3. Step 3: Cross multiply
    4,991.44x = 6,890.52 × 2,895.16
  4. Step 4: Simplify right side
    4,991.44x = 19,949,157.88
  5. Step 5: Solve for x
    x = 19,949,157.88/4,991.44
  6. Step 6: Final answer
    x = 3,996.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.