Home / 5,806.33-8,709.66-1,423.79

Finding the Fourth Proportional to 5,806.33, 8,709.66 and 1,423.79

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Solution

The fourth proportional to 5,806.33, 8,709.66 and 1,423.79 is: 2,135.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,806.33 : 8,709.66 = 1,423.79 : x
  2. Step 2: Convert to fraction form
    5,806.33/8,709.66 = 1,423.79/x
  3. Step 3: Cross multiply
    5,806.33x = 8,709.66 × 1,423.79
  4. Step 4: Simplify right side
    5,806.33x = 12,400,688.60
  5. Step 5: Solve for x
    x = 12,400,688.60/5,806.33
  6. Step 6: Final answer
    x = 2,135.72

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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.