Home / 4,149.21-5,706.30-3,299.93

Finding the Fourth Proportional to 4,149.21, 5,706.30 and 3,299.93

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Solution

The fourth proportional to 4,149.21, 5,706.30 and 3,299.93 is: 4,538.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,149.21 : 5,706.30 = 3,299.93 : x
  2. Step 2: Convert to fraction form
    4,149.21/5,706.30 = 3,299.93/x
  3. Step 3: Cross multiply
    4,149.21x = 5,706.30 × 3,299.93
  4. Step 4: Simplify right side
    4,149.21x = 18,830,390.56
  5. Step 5: Solve for x
    x = 18,830,390.56/4,149.21
  6. Step 6: Final answer
    x = 4,538.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.