Home / 4,918.93-7,378.24-1,997.16

Finding the Fourth Proportional to 4,918.93, 7,378.24 and 1,997.16

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Solution

The fourth proportional to 4,918.93, 7,378.24 and 1,997.16 is: 2,995.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,918.93 : 7,378.24 = 1,997.16 : x
  2. Step 2: Convert to fraction form
    4,918.93/7,378.24 = 1,997.16/x
  3. Step 3: Cross multiply
    4,918.93x = 7,378.24 × 1,997.16
  4. Step 4: Simplify right side
    4,918.93x = 14,735,496.88
  5. Step 5: Solve for x
    x = 14,735,496.88/4,918.93
  6. Step 6: Final answer
    x = 2,995.67

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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.