Home / 2,481.51-3,424.38-1,486.74

Finding the Fourth Proportional to 2,481.51, 3,424.38 and 1,486.74

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Solution

The fourth proportional to 2,481.51, 3,424.38 and 1,486.74 is: 2,051.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,481.51 : 3,424.38 = 1,486.74 : x
  2. Step 2: Convert to fraction form
    2,481.51/3,424.38 = 1,486.74/x
  3. Step 3: Cross multiply
    2,481.51x = 3,424.38 × 1,486.74
  4. Step 4: Simplify right side
    2,481.51x = 5,091,162.72
  5. Step 5: Solve for x
    x = 5,091,162.72/2,481.51
  6. Step 6: Final answer
    x = 2,051.64

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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.