Home / 5,383.63-7,429.17-2,993.73

Finding the Fourth Proportional to 5,383.63, 7,429.17 and 2,993.73

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Solution

The fourth proportional to 5,383.63, 7,429.17 and 2,993.73 is: 4,131.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,383.63 : 7,429.17 = 2,993.73 : x
  2. Step 2: Convert to fraction form
    5,383.63/7,429.17 = 2,993.73/x
  3. Step 3: Cross multiply
    5,383.63x = 7,429.17 × 2,993.73
  4. Step 4: Simplify right side
    5,383.63x = 22,240,929.10
  5. Step 5: Solve for x
    x = 22,240,929.10/5,383.63
  6. Step 6: Final answer
    x = 4,131.21

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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.