Home / 3,068.21-4,603.00-1,120.41

Finding the Fourth Proportional to 3,068.21, 4,603.00 and 1,120.41

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Solution

The fourth proportional to 3,068.21, 4,603.00 and 1,120.41 is: 1,680.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,068.21 : 4,603.00 = 1,120.41 : x
  2. Step 2: Convert to fraction form
    3,068.21/4,603.00 = 1,120.41/x
  3. Step 3: Cross multiply
    3,068.21x = 4,603.00 × 1,120.41
  4. Step 4: Simplify right side
    3,068.21x = 5,157,244.43
  5. Step 5: Solve for x
    x = 5,157,244.43/3,068.21
  6. Step 6: Final answer
    x = 1,680.86

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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.