Home / 4,161.96-6,243.75-1,240.56

Finding the Fourth Proportional to 4,161.96, 6,243.75 and 1,240.56

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Solution

The fourth proportional to 4,161.96, 6,243.75 and 1,240.56 is: 1,861.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,161.96 : 6,243.75 = 1,240.56 : x
  2. Step 2: Convert to fraction form
    4,161.96/6,243.75 = 1,240.56/x
  3. Step 3: Cross multiply
    4,161.96x = 6,243.75 × 1,240.56
  4. Step 4: Simplify right side
    4,161.96x = 7,745,746.50
  5. Step 5: Solve for x
    x = 7,745,746.50/4,161.96
  6. Step 6: Final answer
    x = 1,861.08

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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.