Home / 5,738.32-7,917.69-3,751.80

Finding the Fourth Proportional to 5,738.32, 7,917.69 and 3,751.80

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Solution

The fourth proportional to 5,738.32, 7,917.69 and 3,751.80 is: 5,176.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,738.32 : 7,917.69 = 3,751.80 : x
  2. Step 2: Convert to fraction form
    5,738.32/7,917.69 = 3,751.80/x
  3. Step 3: Cross multiply
    5,738.32x = 7,917.69 × 3,751.80
  4. Step 4: Simplify right side
    5,738.32x = 29,705,589.34
  5. Step 5: Solve for x
    x = 29,705,589.34/5,738.32
  6. Step 6: Final answer
    x = 5,176.70

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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.