Home / 3,768.06-5,630.45-2,873.66

Finding the Fourth Proportional to 3,768.06, 5,630.45 and 2,873.66

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Solution

The fourth proportional to 3,768.06, 5,630.45 and 2,873.66 is: 4,293.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,768.06 : 5,630.45 = 2,873.66 : x
  2. Step 2: Convert to fraction form
    3,768.06/5,630.45 = 2,873.66/x
  3. Step 3: Cross multiply
    3,768.06x = 5,630.45 × 2,873.66
  4. Step 4: Simplify right side
    3,768.06x = 16,179,977.98
  5. Step 5: Solve for x
    x = 16,179,977.98/3,768.06
  6. Step 6: Final answer
    x = 4,293.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.