Home / 3,246.98-4,480.37-1,830.42

Finding the Fourth Proportional to 3,246.98, 4,480.37 and 1,830.42

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Solution

The fourth proportional to 3,246.98, 4,480.37 and 1,830.42 is: 2,525.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,246.98 : 4,480.37 = 1,830.42 : x
  2. Step 2: Convert to fraction form
    3,246.98/4,480.37 = 1,830.42/x
  3. Step 3: Cross multiply
    3,246.98x = 4,480.37 × 1,830.42
  4. Step 4: Simplify right side
    3,246.98x = 8,200,958.86
  5. Step 5: Solve for x
    x = 8,200,958.86/3,246.98
  6. Step 6: Final answer
    x = 2,525.72

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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.