Home / 3,973.20-5,480.29-2,923.44

Finding the Fourth Proportional to 3,973.20, 5,480.29 and 2,923.44

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Solution

The fourth proportional to 3,973.20, 5,480.29 and 2,923.44 is: 4,032.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,973.20 : 5,480.29 = 2,923.44 : x
  2. Step 2: Convert to fraction form
    3,973.20/5,480.29 = 2,923.44/x
  3. Step 3: Cross multiply
    3,973.20x = 5,480.29 × 2,923.44
  4. Step 4: Simplify right side
    3,973.20x = 16,021,299.00
  5. Step 5: Solve for x
    x = 16,021,299.00/3,973.20
  6. Step 6: Final answer
    x = 4,032.34

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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.