Home / 5,812.64-8,021.19-3,294.86

Finding the Fourth Proportional to 5,812.64, 8,021.19 and 3,294.86

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Solution

The fourth proportional to 5,812.64, 8,021.19 and 3,294.86 is: 4,546.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,812.64 : 8,021.19 = 3,294.86 : x
  2. Step 2: Convert to fraction form
    5,812.64/8,021.19 = 3,294.86/x
  3. Step 3: Cross multiply
    5,812.64x = 8,021.19 × 3,294.86
  4. Step 4: Simplify right side
    5,812.64x = 26,428,698.08
  5. Step 5: Solve for x
    x = 26,428,698.08/5,812.64
  6. Step 6: Final answer
    x = 4,546.76

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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.