Home / 2,825.47-4,237.68-1,181.58

Finding the Fourth Proportional to 2,825.47, 4,237.68 and 1,181.58

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Solution

The fourth proportional to 2,825.47, 4,237.68 and 1,181.58 is: 1,772.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,825.47 : 4,237.68 = 1,181.58 : x
  2. Step 2: Convert to fraction form
    2,825.47/4,237.68 = 1,181.58/x
  3. Step 3: Cross multiply
    2,825.47x = 4,237.68 × 1,181.58
  4. Step 4: Simplify right side
    2,825.47x = 5,007,146.47
  5. Step 5: Solve for x
    x = 5,007,146.47/2,825.47
  6. Step 6: Final answer
    x = 1,772.15

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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.