Home / 4,409.85-6,617.97-1,636.92

Finding the Fourth Proportional to 4,409.85, 6,617.97 and 1,636.92

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Solution

The fourth proportional to 4,409.85, 6,617.97 and 1,636.92 is: 2,456.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,409.85 : 6,617.97 = 1,636.92 : x
  2. Step 2: Convert to fraction form
    4,409.85/6,617.97 = 1,636.92/x
  3. Step 3: Cross multiply
    4,409.85x = 6,617.97 × 1,636.92
  4. Step 4: Simplify right side
    4,409.85x = 10,833,087.45
  5. Step 5: Solve for x
    x = 10,833,087.45/4,409.85
  6. Step 6: Final answer
    x = 2,456.57

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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.