Home / 3,116.75-4,676.30-1,473.57

Finding the Fourth Proportional to 3,116.75, 4,676.30 and 1,473.57

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Solution

The fourth proportional to 3,116.75, 4,676.30 and 1,473.57 is: 2,210.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,116.75 : 4,676.30 = 1,473.57 : x
  2. Step 2: Convert to fraction form
    3,116.75/4,676.30 = 1,473.57/x
  3. Step 3: Cross multiply
    3,116.75x = 4,676.30 × 1,473.57
  4. Step 4: Simplify right side
    3,116.75x = 6,890,855.39
  5. Step 5: Solve for x
    x = 6,890,855.39/3,116.75
  6. Step 6: Final answer
    x = 2,210.91

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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.