Home / 6,428.54-9,644.25-2,268.84

Finding the Fourth Proportional to 6,428.54, 9,644.25 and 2,268.84

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Solution

The fourth proportional to 6,428.54, 9,644.25 and 2,268.84 is: 3,403.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,428.54 : 9,644.25 = 2,268.84 : x
  2. Step 2: Convert to fraction form
    6,428.54/9,644.25 = 2,268.84/x
  3. Step 3: Cross multiply
    6,428.54x = 9,644.25 × 2,268.84
  4. Step 4: Simplify right side
    6,428.54x = 21,881,260.17
  5. Step 5: Solve for x
    x = 21,881,260.17/6,428.54
  6. Step 6: Final answer
    x = 3,403.77

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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.