Home / 2,704.28-4,054.74-1,143.48

Finding the Fourth Proportional to 2,704.28, 4,054.74 and 1,143.48

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Solution

The fourth proportional to 2,704.28, 4,054.74 and 1,143.48 is: 1,714.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,704.28 : 4,054.74 = 1,143.48 : x
  2. Step 2: Convert to fraction form
    2,704.28/4,054.74 = 1,143.48/x
  3. Step 3: Cross multiply
    2,704.28x = 4,054.74 × 1,143.48
  4. Step 4: Simplify right side
    2,704.28x = 4,636,514.10
  5. Step 5: Solve for x
    x = 4,636,514.10/2,704.28
  6. Step 6: Final answer
    x = 1,714.51

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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.