Home / 2,676.13-4,012.75-1,214.49

Finding the Fourth Proportional to 2,676.13, 4,012.75 and 1,214.49

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Solution

The fourth proportional to 2,676.13, 4,012.75 and 1,214.49 is: 1,821.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,676.13 : 4,012.75 = 1,214.49 : x
  2. Step 2: Convert to fraction form
    2,676.13/4,012.75 = 1,214.49/x
  3. Step 3: Cross multiply
    2,676.13x = 4,012.75 × 1,214.49
  4. Step 4: Simplify right side
    2,676.13x = 4,873,424.68
  5. Step 5: Solve for x
    x = 4,873,424.68/2,676.13
  6. Step 6: Final answer
    x = 1,821.07

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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.