Home / 2,830.16-4,244.42-1,098.38

Finding the Fourth Proportional to 2,830.16, 4,244.42 and 1,098.38

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Solution

The fourth proportional to 2,830.16, 4,244.42 and 1,098.38 is: 1,647.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,830.16 : 4,244.42 = 1,098.38 : x
  2. Step 2: Convert to fraction form
    2,830.16/4,244.42 = 1,098.38/x
  3. Step 3: Cross multiply
    2,830.16x = 4,244.42 × 1,098.38
  4. Step 4: Simplify right side
    2,830.16x = 4,661,959.33
  5. Step 5: Solve for x
    x = 4,661,959.33/2,830.16
  6. Step 6: Final answer
    x = 1,647.25

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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.