Home / 3,046.55-4,201.35-2,100.83

Finding the Fourth Proportional to 3,046.55, 4,201.35 and 2,100.83

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Solution

The fourth proportional to 3,046.55, 4,201.35 and 2,100.83 is: 2,897.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,046.55 : 4,201.35 = 2,100.83 : x
  2. Step 2: Convert to fraction form
    3,046.55/4,201.35 = 2,100.83/x
  3. Step 3: Cross multiply
    3,046.55x = 4,201.35 × 2,100.83
  4. Step 4: Simplify right side
    3,046.55x = 8,826,322.12
  5. Step 5: Solve for x
    x = 8,826,322.12/3,046.55
  6. Step 6: Final answer
    x = 2,897.15

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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.