Home / 8,416.88-12,625.82-4,252.04

Finding the Fourth Proportional to 8,416.88, 12,625.82 and 4,252.04

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Solution

The fourth proportional to 8,416.88, 12,625.82 and 4,252.04 is: 6,378.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,416.88 : 12,625.82 = 4,252.04 : x
  2. Step 2: Convert to fraction form
    8,416.88/12,625.82 = 4,252.04/x
  3. Step 3: Cross multiply
    8,416.88x = 12,625.82 × 4,252.04
  4. Step 4: Simplify right side
    8,416.88x = 53,685,470.41
  5. Step 5: Solve for x
    x = 53,685,470.41/8,416.88
  6. Step 6: Final answer
    x = 6,378.31

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1.5x scale

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.