Home / 5,814.69-8,723.85-1,921.83

Finding the Fourth Proportional to 5,814.69, 8,723.85 and 1,921.83

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Solution

The fourth proportional to 5,814.69, 8,723.85 and 1,921.83 is: 2,883.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,814.69 : 8,723.85 = 1,921.83 : x
  2. Step 2: Convert to fraction form
    5,814.69/8,723.85 = 1,921.83/x
  3. Step 3: Cross multiply
    5,814.69x = 8,723.85 × 1,921.83
  4. Step 4: Simplify right side
    5,814.69x = 16,765,756.65
  5. Step 5: Solve for x
    x = 16,765,756.65/5,814.69
  6. Step 6: Final answer
    x = 2,883.34

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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.