Home / 4,042.23-5,579.99-3,790.02

Finding the Fourth Proportional to 4,042.23, 5,579.99 and 3,790.02

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Solution

The fourth proportional to 4,042.23, 5,579.99 and 3,790.02 is: 5,231.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,042.23 : 5,579.99 = 3,790.02 : x
  2. Step 2: Convert to fraction form
    4,042.23/5,579.99 = 3,790.02/x
  3. Step 3: Cross multiply
    4,042.23x = 5,579.99 × 3,790.02
  4. Step 4: Simplify right side
    4,042.23x = 21,148,254.75
  5. Step 5: Solve for x
    x = 21,148,254.75/4,042.23
  6. Step 6: Final answer
    x = 5,231.83

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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.