Home / 4,289.10-6,433.86-1,367.61

Finding the Fourth Proportional to 4,289.10, 6,433.86 and 1,367.61

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Solution

The fourth proportional to 4,289.10, 6,433.86 and 1,367.61 is: 2,051.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,289.10 : 6,433.86 = 1,367.61 : x
  2. Step 2: Convert to fraction form
    4,289.10/6,433.86 = 1,367.61/x
  3. Step 3: Cross multiply
    4,289.10x = 6,433.86 × 1,367.61
  4. Step 4: Simplify right side
    4,289.10x = 8,799,011.27
  5. Step 5: Solve for x
    x = 8,799,011.27/4,289.10
  6. Step 6: Final answer
    x = 2,051.48

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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.