Home / 2,423.13-3,632.64-862.67

Finding the Fourth Proportional to 2,423.13, 3,632.64 and 862.67

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Solution

The fourth proportional to 2,423.13, 3,632.64 and 862.67 is: 1,293.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,423.13 : 3,632.64 = 862.67 : x
  2. Step 2: Convert to fraction form
    2,423.13/3,632.64 = 862.67/x
  3. Step 3: Cross multiply
    2,423.13x = 3,632.64 × 862.67
  4. Step 4: Simplify right side
    2,423.13x = 3,133,766.87
  5. Step 5: Solve for x
    x = 3,133,766.87/2,423.13
  6. Step 6: Final answer
    x = 1,293.27

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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.