Home / 4,306.86-6,467.58-2,828.61

Finding the Fourth Proportional to 4,306.86, 6,467.58 and 2,828.61

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Solution

The fourth proportional to 4,306.86, 6,467.58 and 2,828.61 is: 4,247.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,306.86 : 6,467.58 = 2,828.61 : x
  2. Step 2: Convert to fraction form
    4,306.86/6,467.58 = 2,828.61/x
  3. Step 3: Cross multiply
    4,306.86x = 6,467.58 × 2,828.61
  4. Step 4: Simplify right side
    4,306.86x = 18,294,261.46
  5. Step 5: Solve for x
    x = 18,294,261.46/4,306.86
  6. Step 6: Final answer
    x = 4,247.70

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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.