Home / 3,651.58-5,481.93-2,426.86

Finding the Fourth Proportional to 3,651.58, 5,481.93 and 2,426.86

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Solution

The fourth proportional to 3,651.58, 5,481.93 and 2,426.86 is: 3,643.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,651.58 : 5,481.93 = 2,426.86 : x
  2. Step 2: Convert to fraction form
    3,651.58/5,481.93 = 2,426.86/x
  3. Step 3: Cross multiply
    3,651.58x = 5,481.93 × 2,426.86
  4. Step 4: Simplify right side
    3,651.58x = 13,303,878.94
  5. Step 5: Solve for x
    x = 13,303,878.94/3,651.58
  6. Step 6: Final answer
    x = 3,643.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.