Home / 3,226.86-4,452.71-1,810.26

Finding the Fourth Proportional to 3,226.86, 4,452.71 and 1,810.26

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Solution

The fourth proportional to 3,226.86, 4,452.71 and 1,810.26 is: 2,497.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,226.86 : 4,452.71 = 1,810.26 : x
  2. Step 2: Convert to fraction form
    3,226.86/4,452.71 = 1,810.26/x
  3. Step 3: Cross multiply
    3,226.86x = 4,452.71 × 1,810.26
  4. Step 4: Simplify right side
    3,226.86x = 8,060,539.47
  5. Step 5: Solve for x
    x = 8,060,539.47/3,226.86
  6. Step 6: Final answer
    x = 2,497.95

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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.