Home / 8,623.50-12,959.87-4,244.03

Finding the Fourth Proportional to 8,623.50, 12,959.87 and 4,244.03

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Solution

The fourth proportional to 8,623.50, 12,959.87 and 4,244.03 is: 6,378.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,623.50 : 12,959.87 = 4,244.03 : x
  2. Step 2: Convert to fraction form
    8,623.50/12,959.87 = 4,244.03/x
  3. Step 3: Cross multiply
    8,623.50x = 12,959.87 × 4,244.03
  4. Step 4: Simplify right side
    8,623.50x = 55,002,039.66
  5. Step 5: Solve for x
    x = 55,002,039.66/8,623.50
  6. Step 6: Final answer
    x = 6,378.16

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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.