Home / 3,102.57-4,653.99-1,022.69

Finding the Fourth Proportional to 3,102.57, 4,653.99 and 1,022.69

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Solution

The fourth proportional to 3,102.57, 4,653.99 and 1,022.69 is: 1,534.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,102.57 : 4,653.99 = 1,022.69 : x
  2. Step 2: Convert to fraction form
    3,102.57/4,653.99 = 1,022.69/x
  3. Step 3: Cross multiply
    3,102.57x = 4,653.99 × 1,022.69
  4. Step 4: Simplify right side
    3,102.57x = 4,759,600.67
  5. Step 5: Solve for x
    x = 4,759,600.67/3,102.57
  6. Step 6: Final answer
    x = 1,534.08

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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.