Home / 4,731.28-7,097.32-1,268.56

Finding the Fourth Proportional to 4,731.28, 7,097.32 and 1,268.56

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Solution

The fourth proportional to 4,731.28, 7,097.32 and 1,268.56 is: 1,902.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,731.28 : 7,097.32 = 1,268.56 : x
  2. Step 2: Convert to fraction form
    4,731.28/7,097.32 = 1,268.56/x
  3. Step 3: Cross multiply
    4,731.28x = 7,097.32 × 1,268.56
  4. Step 4: Simplify right side
    4,731.28x = 9,003,376.26
  5. Step 5: Solve for x
    x = 9,003,376.26/4,731.28
  6. Step 6: Final answer
    x = 1,902.95

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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.