Home / 5,814.45-8,023.88-3,161.88

Finding the Fourth Proportional to 5,814.45, 8,023.88 and 3,161.88

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Solution

The fourth proportional to 5,814.45, 8,023.88 and 3,161.88 is: 4,363.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,814.45 : 8,023.88 = 3,161.88 : x
  2. Step 2: Convert to fraction form
    5,814.45/8,023.88 = 3,161.88/x
  3. Step 3: Cross multiply
    5,814.45x = 8,023.88 × 3,161.88
  4. Step 4: Simplify right side
    5,814.45x = 25,370,497.67
  5. Step 5: Solve for x
    x = 25,370,497.67/5,814.45
  6. Step 6: Final answer
    x = 4,363.36

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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.