Home / 3,873.83-5,810.74-1,100.51

Finding the Fourth Proportional to 3,873.83, 5,810.74 and 1,100.51

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Solution

The fourth proportional to 3,873.83, 5,810.74 and 1,100.51 is: 1,650.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,873.83 : 5,810.74 = 1,100.51 : x
  2. Step 2: Convert to fraction form
    3,873.83/5,810.74 = 1,100.51/x
  3. Step 3: Cross multiply
    3,873.83x = 5,810.74 × 1,100.51
  4. Step 4: Simplify right side
    3,873.83x = 6,394,777.48
  5. Step 5: Solve for x
    x = 6,394,777.48/3,873.83
  6. Step 6: Final answer
    x = 1,650.76

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Similar ratio
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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.