Home / 7,325.49-10,983-3,427.77

Finding the Fourth Proportional to 7,325.49, 10,983 and 3,427.77

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Solution

The fourth proportional to 7,325.49, 10,983 and 3,427.77 is: 5,139.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,325.49 : 10,983 = 3,427.77 : x
  2. Step 2: Convert to fraction form
    7,325.49/10,983 = 3,427.77/x
  3. Step 3: Cross multiply
    7,325.49x = 10,983 × 3,427.77
  4. Step 4: Simplify right side
    7,325.49x = 37,647,197.91
  5. Step 5: Solve for x
    x = 37,647,197.91/7,325.49
  6. Step 6: Final answer
    x = 5,139.21

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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.