Home / 3,188.96-4,783.52-1,136.96

Finding the Fourth Proportional to 3,188.96, 4,783.52 and 1,136.96

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Solution

The fourth proportional to 3,188.96, 4,783.52 and 1,136.96 is: 1,705.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,188.96 : 4,783.52 = 1,136.96 : x
  2. Step 2: Convert to fraction form
    3,188.96/4,783.52 = 1,136.96/x
  3. Step 3: Cross multiply
    3,188.96x = 4,783.52 × 1,136.96
  4. Step 4: Simplify right side
    3,188.96x = 5,438,670.90
  5. Step 5: Solve for x
    x = 5,438,670.90/3,188.96
  6. Step 6: Final answer
    x = 1,705.47

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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.