Home / 3,303.56-4,558.91-1,811.48

Finding the Fourth Proportional to 3,303.56, 4,558.91 and 1,811.48

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Solution

The fourth proportional to 3,303.56, 4,558.91 and 1,811.48 is: 2,499.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,303.56 : 4,558.91 = 1,811.48 : x
  2. Step 2: Convert to fraction form
    3,303.56/4,558.91 = 1,811.48/x
  3. Step 3: Cross multiply
    3,303.56x = 4,558.91 × 1,811.48
  4. Step 4: Simplify right side
    3,303.56x = 8,258,353.94
  5. Step 5: Solve for x
    x = 8,258,353.94/3,303.56
  6. Step 6: Final answer
    x = 2,499.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.