Home / 6,155.01-8,486.48-4,268.21

Finding the Fourth Proportional to 6,155.01, 8,486.48 and 4,268.21

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Solution

The fourth proportional to 6,155.01, 8,486.48 and 4,268.21 is: 5,884.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,155.01 : 8,486.48 = 4,268.21 : x
  2. Step 2: Convert to fraction form
    6,155.01/8,486.48 = 4,268.21/x
  3. Step 3: Cross multiply
    6,155.01x = 8,486.48 × 4,268.21
  4. Step 4: Simplify right side
    6,155.01x = 36,222,015.03
  5. Step 5: Solve for x
    x = 36,222,015.03/6,155.01
  6. Step 6: Final answer
    x = 5,884.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.