Home / 6,980.85-10,462.37-3,274.90

Finding the Fourth Proportional to 6,980.85, 10,462.37 and 3,274.90

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Solution

The fourth proportional to 6,980.85, 10,462.37 and 3,274.90 is: 4,908.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,980.85 : 10,462.37 = 3,274.90 : x
  2. Step 2: Convert to fraction form
    6,980.85/10,462.37 = 3,274.90/x
  3. Step 3: Cross multiply
    6,980.85x = 10,462.37 × 3,274.90
  4. Step 4: Simplify right side
    6,980.85x = 34,263,172.98
  5. Step 5: Solve for x
    x = 34,263,172.98/6,980.85
  6. Step 6: Final answer
    x = 4,908.17

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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.