Home / 4,268.37-6,393.90-2,415.59

Finding the Fourth Proportional to 4,268.37, 6,393.90 and 2,415.59

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Solution

The fourth proportional to 4,268.37, 6,393.90 and 2,415.59 is: 3,618.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,268.37 : 6,393.90 = 2,415.59 : x
  2. Step 2: Convert to fraction form
    4,268.37/6,393.90 = 2,415.59/x
  3. Step 3: Cross multiply
    4,268.37x = 6,393.90 × 2,415.59
  4. Step 4: Simplify right side
    4,268.37x = 15,445,041.97
  5. Step 5: Solve for x
    x = 15,445,041.97/4,268.37
  6. Step 6: Final answer
    x = 3,618.48

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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.