Home / 3,647.58-5,030.55-3,083.15

Finding the Fourth Proportional to 3,647.58, 5,030.55 and 3,083.15

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Solution

The fourth proportional to 3,647.58, 5,030.55 and 3,083.15 is: 4,252.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,647.58 : 5,030.55 = 3,083.15 : x
  2. Step 2: Convert to fraction form
    3,647.58/5,030.55 = 3,083.15/x
  3. Step 3: Cross multiply
    3,647.58x = 5,030.55 × 3,083.15
  4. Step 4: Simplify right side
    3,647.58x = 15,509,915.08
  5. Step 5: Solve for x
    x = 15,509,915.08/3,647.58
  6. Step 6: Final answer
    x = 4,252.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.