Home / 6,268.90-8,651.28-3,436.47

Finding the Fourth Proportional to 6,268.90, 8,651.28 and 3,436.47

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Solution

The fourth proportional to 6,268.90, 8,651.28 and 3,436.47 is: 4,742.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,268.90 : 8,651.28 = 3,436.47 : x
  2. Step 2: Convert to fraction form
    6,268.90/8,651.28 = 3,436.47/x
  3. Step 3: Cross multiply
    6,268.90x = 8,651.28 × 3,436.47
  4. Step 4: Simplify right side
    6,268.90x = 29,729,864.18
  5. Step 5: Solve for x
    x = 29,729,864.18/6,268.90
  6. Step 6: Final answer
    x = 4,742.44

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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.