Home / 3,200.58-4,797.77-1,641.32

Finding the Fourth Proportional to 3,200.58, 4,797.77 and 1,641.32

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Solution

The fourth proportional to 3,200.58, 4,797.77 and 1,641.32 is: 2,460.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,200.58 : 4,797.77 = 1,641.32 : x
  2. Step 2: Convert to fraction form
    3,200.58/4,797.77 = 1,641.32/x
  3. Step 3: Cross multiply
    3,200.58x = 4,797.77 × 1,641.32
  4. Step 4: Simplify right side
    3,200.58x = 7,874,675.86
  5. Step 5: Solve for x
    x = 7,874,675.86/3,200.58
  6. Step 6: Final answer
    x = 2,460.39

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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.