Home / 8,176.12-12,262.80-2,331.34

Finding the Fourth Proportional to 8,176.12, 12,262.80 and 2,331.34

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Solution

The fourth proportional to 8,176.12, 12,262.80 and 2,331.34 is: 3,496.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,176.12 : 12,262.80 = 2,331.34 : x
  2. Step 2: Convert to fraction form
    8,176.12/12,262.80 = 2,331.34/x
  3. Step 3: Cross multiply
    8,176.12x = 12,262.80 × 2,331.34
  4. Step 4: Simplify right side
    8,176.12x = 28,588,756.15
  5. Step 5: Solve for x
    x = 28,588,756.15/8,176.12
  6. Step 6: Final answer
    x = 3,496.62

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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.