Home / 3,300.88-4,555.26-1,808.86

Finding the Fourth Proportional to 3,300.88, 4,555.26 and 1,808.86

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Solution

The fourth proportional to 3,300.88, 4,555.26 and 1,808.86 is: 2,496.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,300.88 : 4,555.26 = 1,808.86 : x
  2. Step 2: Convert to fraction form
    3,300.88/4,555.26 = 1,808.86/x
  3. Step 3: Cross multiply
    3,300.88x = 4,555.26 × 1,808.86
  4. Step 4: Simplify right side
    3,300.88x = 8,239,827.60
  5. Step 5: Solve for x
    x = 8,239,827.60/3,300.88
  6. Step 6: Final answer
    x = 2,496.25

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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.