Home / 8,127.99-12,184.70-3,741.84

Finding the Fourth Proportional to 8,127.99, 12,184.70 and 3,741.84

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Solution

The fourth proportional to 8,127.99, 12,184.70 and 3,741.84 is: 5,609.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,127.99 : 12,184.70 = 3,741.84 : x
  2. Step 2: Convert to fraction form
    8,127.99/12,184.70 = 3,741.84/x
  3. Step 3: Cross multiply
    8,127.99x = 12,184.70 × 3,741.84
  4. Step 4: Simplify right side
    8,127.99x = 45,593,179.14
  5. Step 5: Solve for x
    x = 45,593,179.14/8,127.99
  6. Step 6: Final answer
    x = 5,609.40

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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.