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Finding the Fourth Proportional to 2,673, 3,690.56 and 1,626.89

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Solution

The fourth proportional to 2,673, 3,690.56 and 1,626.89 is: 2,246.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,673 : 3,690.56 = 1,626.89 : x
  2. Step 2: Convert to fraction form
    2,673/3,690.56 = 1,626.89/x
  3. Step 3: Cross multiply
    2,673x = 3,690.56 × 1,626.89
  4. Step 4: Simplify right side
    2,673x = 6,004,120.77
  5. Step 5: Solve for x
    x = 6,004,120.77/2,673
  6. Step 6: Final answer
    x = 2,246.21

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1.5x scale

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.