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Finding the Fourth Proportional to 2,673.66, 4,010.49 and 2,100.18

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Solution

The fourth proportional to 2,673.66, 4,010.49 and 2,100.18 is: 3,150.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,673.66 : 4,010.49 = 2,100.18 : x
  2. Step 2: Convert to fraction form
    2,673.66/4,010.49 = 2,100.18/x
  3. Step 3: Cross multiply
    2,673.66x = 4,010.49 × 2,100.18
  4. Step 4: Simplify right side
    2,673.66x = 8,422,750.89
  5. Step 5: Solve for x
    x = 8,422,750.89/2,673.66
  6. Step 6: Final answer
    x = 3,150.27

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1.5x scale

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.