Home / 3,305.42-4,561.58-1,813.41

Finding the Fourth Proportional to 3,305.42, 4,561.58 and 1,813.41

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Solution

The fourth proportional to 3,305.42, 4,561.58 and 1,813.41 is: 2,502.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,305.42 : 4,561.58 = 1,813.41 : x
  2. Step 2: Convert to fraction form
    3,305.42/4,561.58 = 1,813.41/x
  3. Step 3: Cross multiply
    3,305.42x = 4,561.58 × 1,813.41
  4. Step 4: Simplify right side
    3,305.42x = 8,272,005.72
  5. Step 5: Solve for x
    x = 8,272,005.72/3,305.42
  6. Step 6: Final answer
    x = 2,502.56

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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.