Home / 5,576.50-8,365.29-1,879.66

Finding the Fourth Proportional to 5,576.50, 8,365.29 and 1,879.66

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Solution

The fourth proportional to 5,576.50, 8,365.29 and 1,879.66 is: 2,819.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,576.50 : 8,365.29 = 1,879.66 : x
  2. Step 2: Convert to fraction form
    5,576.50/8,365.29 = 1,879.66/x
  3. Step 3: Cross multiply
    5,576.50x = 8,365.29 × 1,879.66
  4. Step 4: Simplify right side
    5,576.50x = 15,723,901.00
  5. Step 5: Solve for x
    x = 15,723,901.00/5,576.50
  6. Step 6: Final answer
    x = 2,819.67

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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.