Home / 4,966.47-7,449.60-1,268.64

Finding the Fourth Proportional to 4,966.47, 7,449.60 and 1,268.64

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Solution

The fourth proportional to 4,966.47, 7,449.60 and 1,268.64 is: 1,902.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,966.47 : 7,449.60 = 1,268.64 : x
  2. Step 2: Convert to fraction form
    4,966.47/7,449.60 = 1,268.64/x
  3. Step 3: Cross multiply
    4,966.47x = 7,449.60 × 1,268.64
  4. Step 4: Simplify right side
    4,966.47x = 9,450,860.54
  5. Step 5: Solve for x
    x = 9,450,860.54/4,966.47
  6. Step 6: Final answer
    x = 1,902.93

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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.