Home / 4,450.28-6,675.35-1,817.21

Finding the Fourth Proportional to 4,450.28, 6,675.35 and 1,817.21

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Solution

The fourth proportional to 4,450.28, 6,675.35 and 1,817.21 is: 2,725.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,450.28 : 6,675.35 = 1,817.21 : x
  2. Step 2: Convert to fraction form
    4,450.28/6,675.35 = 1,817.21/x
  3. Step 3: Cross multiply
    4,450.28x = 6,675.35 × 1,817.21
  4. Step 4: Simplify right side
    4,450.28x = 12,130,470.31
  5. Step 5: Solve for x
    x = 12,130,470.31/4,450.28
  6. Step 6: Final answer
    x = 2,725.78

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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.