Home / 5,388.24-7,434.92-3,029.92

Finding the Fourth Proportional to 5,388.24, 7,434.92 and 3,029.92

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Solution

The fourth proportional to 5,388.24, 7,434.92 and 3,029.92 is: 4,180.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,388.24 : 7,434.92 = 3,029.92 : x
  2. Step 2: Convert to fraction form
    5,388.24/7,434.92 = 3,029.92/x
  3. Step 3: Cross multiply
    5,388.24x = 7,434.92 × 3,029.92
  4. Step 4: Simplify right side
    5,388.24x = 22,527,212.81
  5. Step 5: Solve for x
    x = 22,527,212.81/5,388.24
  6. Step 6: Final answer
    x = 4,180.81

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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.