Home / 2,808.55-3,873.70-2,062.27

Finding the Fourth Proportional to 2,808.55, 3,873.70 and 2,062.27

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Solution

The fourth proportional to 2,808.55, 3,873.70 and 2,062.27 is: 2,844.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,808.55 : 3,873.70 = 2,062.27 : x
  2. Step 2: Convert to fraction form
    2,808.55/3,873.70 = 2,062.27/x
  3. Step 3: Cross multiply
    2,808.55x = 3,873.70 × 2,062.27
  4. Step 4: Simplify right side
    2,808.55x = 7,988,615.30
  5. Step 5: Solve for x
    x = 7,988,615.30/2,808.55
  6. Step 6: Final answer
    x = 2,844.39

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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.