Home / 2,742.51-4,106.68-2,514.16

Finding the Fourth Proportional to 2,742.51, 4,106.68 and 2,514.16

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Solution

The fourth proportional to 2,742.51, 4,106.68 and 2,514.16 is: 3,764.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,742.51 : 4,106.68 = 2,514.16 : x
  2. Step 2: Convert to fraction form
    2,742.51/4,106.68 = 2,514.16/x
  3. Step 3: Cross multiply
    2,742.51x = 4,106.68 × 2,514.16
  4. Step 4: Simplify right side
    2,742.51x = 10,324,850.59
  5. Step 5: Solve for x
    x = 10,324,850.59/2,742.51
  6. Step 6: Final answer
    x = 3,764.74

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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.