Home / 5,615.05-8,427.76-2,843.67

Finding the Fourth Proportional to 5,615.05, 8,427.76 and 2,843.67

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Solution

The fourth proportional to 5,615.05, 8,427.76 and 2,843.67 is: 4,268.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,615.05 : 8,427.76 = 2,843.67 : x
  2. Step 2: Convert to fraction form
    5,615.05/8,427.76 = 2,843.67/x
  3. Step 3: Cross multiply
    5,615.05x = 8,427.76 × 2,843.67
  4. Step 4: Simplify right side
    5,615.05x = 23,965,711.92
  5. Step 5: Solve for x
    x = 23,965,711.92/5,615.05
  6. Step 6: Final answer
    x = 4,268.12

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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.