Home / 8,623.06-12,914.03-5,326.16

Finding the Fourth Proportional to 8,623.06, 12,914.03 and 5,326.16

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Solution

The fourth proportional to 8,623.06, 12,914.03 and 5,326.16 is: 7,976.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,623.06 : 12,914.03 = 5,326.16 : x
  2. Step 2: Convert to fraction form
    8,623.06/12,914.03 = 5,326.16/x
  3. Step 3: Cross multiply
    8,623.06x = 12,914.03 × 5,326.16
  4. Step 4: Simplify right side
    8,623.06x = 68,782,138.77
  5. Step 5: Solve for x
    x = 68,782,138.77/8,623.06
  6. Step 6: Final answer
    x = 7,976.54

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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.