Home / 4,178.94-5,762.21-2,664.48

Finding the Fourth Proportional to 4,178.94, 5,762.21 and 2,664.48

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Solution

The fourth proportional to 4,178.94, 5,762.21 and 2,664.48 is: 3,673.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,178.94 : 5,762.21 = 2,664.48 : x
  2. Step 2: Convert to fraction form
    4,178.94/5,762.21 = 2,664.48/x
  3. Step 3: Cross multiply
    4,178.94x = 5,762.21 × 2,664.48
  4. Step 4: Simplify right side
    4,178.94x = 15,353,288.52
  5. Step 5: Solve for x
    x = 15,353,288.52/4,178.94
  6. Step 6: Final answer
    x = 3,673.97

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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.