Home / 5,816.29-8,724.39-1,433.79

Finding the Fourth Proportional to 5,816.29, 8,724.39 and 1,433.79

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Solution

The fourth proportional to 5,816.29, 8,724.39 and 1,433.79 is: 2,150.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,816.29 : 8,724.39 = 1,433.79 : x
  2. Step 2: Convert to fraction form
    5,816.29/8,724.39 = 1,433.79/x
  3. Step 3: Cross multiply
    5,816.29x = 8,724.39 × 1,433.79
  4. Step 4: Simplify right side
    5,816.29x = 12,508,943.14
  5. Step 5: Solve for x
    x = 12,508,943.14/5,816.29
  6. Step 6: Final answer
    x = 2,150.67

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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.