Home / 5,576.91-8,365.77-1,879.14

Finding the Fourth Proportional to 5,576.91, 8,365.77 and 1,879.14

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Solution

The fourth proportional to 5,576.91, 8,365.77 and 1,879.14 is: 2,818.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,576.91 : 8,365.77 = 1,879.14 : x
  2. Step 2: Convert to fraction form
    5,576.91/8,365.77 = 1,879.14/x
  3. Step 3: Cross multiply
    5,576.91x = 8,365.77 × 1,879.14
  4. Step 4: Simplify right side
    5,576.91x = 15,720,453.04
  5. Step 5: Solve for x
    x = 15,720,453.04/5,576.91
  6. Step 6: Final answer
    x = 2,818.85

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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.