Home / 4,688.75-7,033.19-1,226

Finding the Fourth Proportional to 4,688.75, 7,033.19 and 1,226

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Solution

The fourth proportional to 4,688.75, 7,033.19 and 1,226 is: 1,839.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,688.75 : 7,033.19 = 1,226 : x
  2. Step 2: Convert to fraction form
    4,688.75/7,033.19 = 1,226/x
  3. Step 3: Cross multiply
    4,688.75x = 7,033.19 × 1,226
  4. Step 4: Simplify right side
    4,688.75x = 8,622,690.94
  5. Step 5: Solve for x
    x = 8,622,690.94/4,688.75
  6. Step 6: Final answer
    x = 1,839.02

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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.