Home / 8,522.93-12,765.92-4,131.18

Finding the Fourth Proportional to 8,522.93, 12,765.92 and 4,131.18

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Solution

The fourth proportional to 8,522.93, 12,765.92 and 4,131.18 is: 6,187.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,522.93 : 12,765.92 = 4,131.18 : x
  2. Step 2: Convert to fraction form
    8,522.93/12,765.92 = 4,131.18/x
  3. Step 3: Cross multiply
    8,522.93x = 12,765.92 × 4,131.18
  4. Step 4: Simplify right side
    8,522.93x = 52,738,313.39
  5. Step 5: Solve for x
    x = 52,738,313.39/8,522.93
  6. Step 6: Final answer
    x = 6,187.81

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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.