Home / 4,409.73-6,615.50-1,636.43

Finding the Fourth Proportional to 4,409.73, 6,615.50 and 1,636.43

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Solution

The fourth proportional to 4,409.73, 6,615.50 and 1,636.43 is: 2,454.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,409.73 : 6,615.50 = 1,636.43 : x
  2. Step 2: Convert to fraction form
    4,409.73/6,615.50 = 1,636.43/x
  3. Step 3: Cross multiply
    4,409.73x = 6,615.50 × 1,636.43
  4. Step 4: Simplify right side
    4,409.73x = 10,825,761.41
  5. Step 5: Solve for x
    x = 10,825,761.41/4,409.73
  6. Step 6: Final answer
    x = 2,454.97

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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.