Home / 7,583.40-11,375.64-2,652.48

Finding the Fourth Proportional to 7,583.40, 11,375.64 and 2,652.48

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Solution

The fourth proportional to 7,583.40, 11,375.64 and 2,652.48 is: 3,978.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,583.40 : 11,375.64 = 2,652.48 : x
  2. Step 2: Convert to fraction form
    7,583.40/11,375.64 = 2,652.48/x
  3. Step 3: Cross multiply
    7,583.40x = 11,375.64 × 2,652.48
  4. Step 4: Simplify right side
    7,583.40x = 30,173,657.59
  5. Step 5: Solve for x
    x = 30,173,657.59/7,583.40
  6. Step 6: Final answer
    x = 3,978.91

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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.