Home / 2,814.75-4,222.58-2,293.52

Finding the Fourth Proportional to 2,814.75, 4,222.58 and 2,293.52

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Solution

The fourth proportional to 2,814.75, 4,222.58 and 2,293.52 is: 3,440.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,814.75 : 4,222.58 = 2,293.52 : x
  2. Step 2: Convert to fraction form
    2,814.75/4,222.58 = 2,293.52/x
  3. Step 3: Cross multiply
    2,814.75x = 4,222.58 × 2,293.52
  4. Step 4: Simplify right side
    2,814.75x = 9,684,539.10
  5. Step 5: Solve for x
    x = 9,684,539.10/2,814.75
  6. Step 6: Final answer
    x = 3,440.64

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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.