Home / 4,405.93-6,603.21-1,940.11

Finding the Fourth Proportional to 4,405.93, 6,603.21 and 1,940.11

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Solution

The fourth proportional to 4,405.93, 6,603.21 and 1,940.11 is: 2,907.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,405.93 : 6,603.21 = 1,940.11 : x
  2. Step 2: Convert to fraction form
    4,405.93/6,603.21 = 1,940.11/x
  3. Step 3: Cross multiply
    4,405.93x = 6,603.21 × 1,940.11
  4. Step 4: Simplify right side
    4,405.93x = 12,810,953.75
  5. Step 5: Solve for x
    x = 12,810,953.75/4,405.93
  6. Step 6: Final answer
    x = 2,907.66

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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.