Home / 4,917.85-7,376.96-1,631.23

Finding the Fourth Proportional to 4,917.85, 7,376.96 and 1,631.23

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Solution

The fourth proportional to 4,917.85, 7,376.96 and 1,631.23 is: 2,446.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,917.85 : 7,376.96 = 1,631.23 : x
  2. Step 2: Convert to fraction form
    4,917.85/7,376.96 = 1,631.23/x
  3. Step 3: Cross multiply
    4,917.85x = 7,376.96 × 1,631.23
  4. Step 4: Simplify right side
    4,917.85x = 12,033,518.46
  5. Step 5: Solve for x
    x = 12,033,518.46/4,917.85
  6. Step 6: Final answer
    x = 2,446.91

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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.