Home / 5,738.20-7,917.49-3,751.67

Finding the Fourth Proportional to 5,738.20, 7,917.49 and 3,751.67

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Solution

The fourth proportional to 5,738.20, 7,917.49 and 3,751.67 is: 5,176.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,738.20 : 7,917.49 = 3,751.67 : x
  2. Step 2: Convert to fraction form
    5,738.20/7,917.49 = 3,751.67/x
  3. Step 3: Cross multiply
    5,738.20x = 7,917.49 × 3,751.67
  4. Step 4: Simplify right side
    5,738.20x = 29,703,809.71
  5. Step 5: Solve for x
    x = 29,703,809.71/5,738.20
  6. Step 6: Final answer
    x = 5,176.50

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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.