Home / 3,192.30-4,783.86-2,975.49

Finding the Fourth Proportional to 3,192.30, 4,783.86 and 2,975.49

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Solution

The fourth proportional to 3,192.30, 4,783.86 and 2,975.49 is: 4,458.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,192.30 : 4,783.86 = 2,975.49 : x
  2. Step 2: Convert to fraction form
    3,192.30/4,783.86 = 2,975.49/x
  3. Step 3: Cross multiply
    3,192.30x = 4,783.86 × 2,975.49
  4. Step 4: Simplify right side
    3,192.30x = 14,234,327.59
  5. Step 5: Solve for x
    x = 14,234,327.59/3,192.30
  6. Step 6: Final answer
    x = 4,458.96

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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.