Home / 6,279.70-9,420.64-2,583.94

Finding the Fourth Proportional to 6,279.70, 9,420.64 and 2,583.94

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Solution

The fourth proportional to 6,279.70, 9,420.64 and 2,583.94 is: 3,876.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,279.70 : 9,420.64 = 2,583.94 : x
  2. Step 2: Convert to fraction form
    6,279.70/9,420.64 = 2,583.94/x
  3. Step 3: Cross multiply
    6,279.70x = 9,420.64 × 2,583.94
  4. Step 4: Simplify right side
    6,279.70x = 24,342,368.52
  5. Step 5: Solve for x
    x = 24,342,368.52/6,279.70
  6. Step 6: Final answer
    x = 3,876.36

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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.