Home / 5,812.44-8,021.23-3,159.91

Finding the Fourth Proportional to 5,812.44, 8,021.23 and 3,159.91

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Solution

The fourth proportional to 5,812.44, 8,021.23 and 3,159.91 is: 4,360.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,812.44 : 8,021.23 = 3,159.91 : x
  2. Step 2: Convert to fraction form
    5,812.44/8,021.23 = 3,159.91/x
  3. Step 3: Cross multiply
    5,812.44x = 8,021.23 × 3,159.91
  4. Step 4: Simplify right side
    5,812.44x = 25,346,364.62
  5. Step 5: Solve for x
    x = 25,346,364.62/5,812.44
  6. Step 6: Final answer
    x = 4,360.71

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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.