Home / 3,720.15-5,583.87-3,035.16

Finding the Fourth Proportional to 3,720.15, 5,583.87 and 3,035.16

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Solution

The fourth proportional to 3,720.15, 5,583.87 and 3,035.16 is: 4,555.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,720.15 : 5,583.87 = 3,035.16 : x
  2. Step 2: Convert to fraction form
    3,720.15/5,583.87 = 3,035.16/x
  3. Step 3: Cross multiply
    3,720.15x = 5,583.87 × 3,035.16
  4. Step 4: Simplify right side
    3,720.15x = 16,947,938.87
  5. Step 5: Solve for x
    x = 16,947,938.87/3,720.15
  6. Step 6: Final answer
    x = 4,555.71

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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.