Home / 2,528.56-3,794.96-1,297.16

Finding the Fourth Proportional to 2,528.56, 3,794.96 and 1,297.16

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Solution

The fourth proportional to 2,528.56, 3,794.96 and 1,297.16 is: 1,946.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,528.56 : 3,794.96 = 1,297.16 : x
  2. Step 2: Convert to fraction form
    2,528.56/3,794.96 = 1,297.16/x
  3. Step 3: Cross multiply
    2,528.56x = 3,794.96 × 1,297.16
  4. Step 4: Simplify right side
    2,528.56x = 4,922,654.58
  5. Step 5: Solve for x
    x = 4,922,654.58/2,528.56
  6. Step 6: Final answer
    x = 1,946.82

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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.