Home / 6,789.74-10,183.63-1,859.67

Finding the Fourth Proportional to 6,789.74, 10,183.63 and 1,859.67

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Solution

The fourth proportional to 6,789.74, 10,183.63 and 1,859.67 is: 2,789.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,789.74 : 10,183.63 = 1,859.67 : x
  2. Step 2: Convert to fraction form
    6,789.74/10,183.63 = 1,859.67/x
  3. Step 3: Cross multiply
    6,789.74x = 10,183.63 × 1,859.67
  4. Step 4: Simplify right side
    6,789.74x = 18,938,191.20
  5. Step 5: Solve for x
    x = 18,938,191.20/6,789.74
  6. Step 6: Final answer
    x = 2,789.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.