Home / 3,068.54-4,603.26-1,120.28

Finding the Fourth Proportional to 3,068.54, 4,603.26 and 1,120.28

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Solution

The fourth proportional to 3,068.54, 4,603.26 and 1,120.28 is: 1,680.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,068.54 : 4,603.26 = 1,120.28 : x
  2. Step 2: Convert to fraction form
    3,068.54/4,603.26 = 1,120.28/x
  3. Step 3: Cross multiply
    3,068.54x = 4,603.26 × 1,120.28
  4. Step 4: Simplify right side
    3,068.54x = 5,156,940.11
  5. Step 5: Solve for x
    x = 5,156,940.11/3,068.54
  6. Step 6: Final answer
    x = 1,680.58

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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.