Home / 3,303.81-4,559.36-1,811.79

Finding the Fourth Proportional to 3,303.81, 4,559.36 and 1,811.79

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Solution

The fourth proportional to 3,303.81, 4,559.36 and 1,811.79 is: 2,500.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,303.81 : 4,559.36 = 1,811.79 : x
  2. Step 2: Convert to fraction form
    3,303.81/4,559.36 = 1,811.79/x
  3. Step 3: Cross multiply
    3,303.81x = 4,559.36 × 1,811.79
  4. Step 4: Simplify right side
    3,303.81x = 8,260,621.91
  5. Step 5: Solve for x
    x = 8,260,621.91/3,303.81
  6. Step 6: Final answer
    x = 2,500.33

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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.