Home / 4,101.23-6,151.80-1,327.84

Finding the Fourth Proportional to 4,101.23, 6,151.80 and 1,327.84

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Solution

The fourth proportional to 4,101.23, 6,151.80 and 1,327.84 is: 1,991.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,101.23 : 6,151.80 = 1,327.84 : x
  2. Step 2: Convert to fraction form
    4,101.23/6,151.80 = 1,327.84/x
  3. Step 3: Cross multiply
    4,101.23x = 6,151.80 × 1,327.84
  4. Step 4: Simplify right side
    4,101.23x = 8,168,622.85
  5. Step 5: Solve for x
    x = 8,168,622.85/4,101.23
  6. Step 6: Final answer
    x = 1,991.75

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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.