Home / 4,481.14-6,724.41-1,561.50

Finding the Fourth Proportional to 4,481.14, 6,724.41 and 1,561.50

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Solution

The fourth proportional to 4,481.14, 6,724.41 and 1,561.50 is: 2,343.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,481.14 : 6,724.41 = 1,561.50 : x
  2. Step 2: Convert to fraction form
    4,481.14/6,724.41 = 1,561.50/x
  3. Step 3: Cross multiply
    4,481.14x = 6,724.41 × 1,561.50
  4. Step 4: Simplify right side
    4,481.14x = 10,500,166.22
  5. Step 5: Solve for x
    x = 10,500,166.22/4,481.14
  6. Step 6: Final answer
    x = 2,343.19

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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.