Home / 4,583.60-6,868.07-2,938.78

Finding the Fourth Proportional to 4,583.60, 6,868.07 and 2,938.78

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Solution

The fourth proportional to 4,583.60, 6,868.07 and 2,938.78 is: 4,403.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,583.60 : 6,868.07 = 2,938.78 : x
  2. Step 2: Convert to fraction form
    4,583.60/6,868.07 = 2,938.78/x
  3. Step 3: Cross multiply
    4,583.60x = 6,868.07 × 2,938.78
  4. Step 4: Simplify right side
    4,583.60x = 20,183,697.72
  5. Step 5: Solve for x
    x = 20,183,697.72/4,583.60
  6. Step 6: Final answer
    x = 4,403.46

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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.