Home / 3,177.23-4,765.85-1,327.34

Finding the Fourth Proportional to 3,177.23, 4,765.85 and 1,327.34

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Solution

The fourth proportional to 3,177.23, 4,765.85 and 1,327.34 is: 1,991.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,177.23 : 4,765.85 = 1,327.34 : x
  2. Step 2: Convert to fraction form
    3,177.23/4,765.85 = 1,327.34/x
  3. Step 3: Cross multiply
    3,177.23x = 4,765.85 × 1,327.34
  4. Step 4: Simplify right side
    3,177.23x = 6,325,886.79
  5. Step 5: Solve for x
    x = 6,325,886.79/3,177.23
  6. Step 6: Final answer
    x = 1,991.01

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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.