Home / 4,100.37-6,151.54-1,327.05

Finding the Fourth Proportional to 4,100.37, 6,151.54 and 1,327.05

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Solution

The fourth proportional to 4,100.37, 6,151.54 and 1,327.05 is: 1,990.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,100.37 : 6,151.54 = 1,327.05 : x
  2. Step 2: Convert to fraction form
    4,100.37/6,151.54 = 1,327.05/x
  3. Step 3: Cross multiply
    4,100.37x = 6,151.54 × 1,327.05
  4. Step 4: Simplify right side
    4,100.37x = 8,163,378.72
  5. Step 5: Solve for x
    x = 8,163,378.72/4,100.37
  6. Step 6: Final answer
    x = 1,990.89

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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.