Home / 4,201.66-6,299.79-1,603.18

Finding the Fourth Proportional to 4,201.66, 6,299.79 and 1,603.18

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Solution

The fourth proportional to 4,201.66, 6,299.79 and 1,603.18 is: 2,403.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,201.66 : 6,299.79 = 1,603.18 : x
  2. Step 2: Convert to fraction form
    4,201.66/6,299.79 = 1,603.18/x
  3. Step 3: Cross multiply
    4,201.66x = 6,299.79 × 1,603.18
  4. Step 4: Simplify right side
    4,201.66x = 10,099,697.33
  5. Step 5: Solve for x
    x = 10,099,697.33/4,201.66
  6. Step 6: Final answer
    x = 2,403.74

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1.5x scale

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.