Home / 4,003.76-6,004.96-1,081.38

Finding the Fourth Proportional to 4,003.76, 6,004.96 and 1,081.38

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Solution

The fourth proportional to 4,003.76, 6,004.96 and 1,081.38 is: 1,621.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,003.76 : 6,004.96 = 1,081.38 : x
  2. Step 2: Convert to fraction form
    4,003.76/6,004.96 = 1,081.38/x
  3. Step 3: Cross multiply
    4,003.76x = 6,004.96 × 1,081.38
  4. Step 4: Simplify right side
    4,003.76x = 6,493,643.64
  5. Step 5: Solve for x
    x = 6,493,643.64/4,003.76
  6. Step 6: Final answer
    x = 1,621.89

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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.