Home / 2,853.24-4,277.62-1,917.14

Finding the Fourth Proportional to 2,853.24, 4,277.62 and 1,917.14

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Solution

The fourth proportional to 2,853.24, 4,277.62 and 1,917.14 is: 2,874.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,853.24 : 4,277.62 = 1,917.14 : x
  2. Step 2: Convert to fraction form
    2,853.24/4,277.62 = 1,917.14/x
  3. Step 3: Cross multiply
    2,853.24x = 4,277.62 × 1,917.14
  4. Step 4: Simplify right side
    2,853.24x = 8,200,770.23
  5. Step 5: Solve for x
    x = 8,200,770.23/2,853.24
  6. Step 6: Final answer
    x = 2,874.20

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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.