Home / 3,191.16-4,783.06-1,241.71

Finding the Fourth Proportional to 3,191.16, 4,783.06 and 1,241.71

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Solution

The fourth proportional to 3,191.16, 4,783.06 and 1,241.71 is: 1,861.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,191.16 : 4,783.06 = 1,241.71 : x
  2. Step 2: Convert to fraction form
    3,191.16/4,783.06 = 1,241.71/x
  3. Step 3: Cross multiply
    3,191.16x = 4,783.06 × 1,241.71
  4. Step 4: Simplify right side
    3,191.16x = 5,939,173.43
  5. Step 5: Solve for x
    x = 5,939,173.43/3,191.16
  6. Step 6: Final answer
    x = 1,861.13

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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.