Home / 3,177.77-4,765.70-1,202.74

Finding the Fourth Proportional to 3,177.77, 4,765.70 and 1,202.74

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Solution

The fourth proportional to 3,177.77, 4,765.70 and 1,202.74 is: 1,803.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,177.77 : 4,765.70 = 1,202.74 : x
  2. Step 2: Convert to fraction form
    3,177.77/4,765.70 = 1,202.74/x
  3. Step 3: Cross multiply
    3,177.77x = 4,765.70 × 1,202.74
  4. Step 4: Simplify right side
    3,177.77x = 5,731,906.98
  5. Step 5: Solve for x
    x = 5,731,906.98/3,177.77
  6. Step 6: Final answer
    x = 1,803.75

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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.