Home / 4,552.15-6,828.21-1,432.43

Finding the Fourth Proportional to 4,552.15, 6,828.21 and 1,432.43

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Solution

The fourth proportional to 4,552.15, 6,828.21 and 1,432.43 is: 2,148.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,552.15 : 6,828.21 = 1,432.43 : x
  2. Step 2: Convert to fraction form
    4,552.15/6,828.21 = 1,432.43/x
  3. Step 3: Cross multiply
    4,552.15x = 6,828.21 × 1,432.43
  4. Step 4: Simplify right side
    4,552.15x = 9,780,932.85
  5. Step 5: Solve for x
    x = 9,780,932.85/4,552.15
  6. Step 6: Final answer
    x = 2,148.64

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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.