Home / 8,132.94-12,189.99-3,741.18

Finding the Fourth Proportional to 8,132.94, 12,189.99 and 3,741.18

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Solution

The fourth proportional to 8,132.94, 12,189.99 and 3,741.18 is: 5,607.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,132.94 : 12,189.99 = 3,741.18 : x
  2. Step 2: Convert to fraction form
    8,132.94/12,189.99 = 3,741.18/x
  3. Step 3: Cross multiply
    8,132.94x = 12,189.99 × 3,741.18
  4. Step 4: Simplify right side
    8,132.94x = 45,604,946.79
  5. Step 5: Solve for x
    x = 45,604,946.79/8,132.94
  6. Step 6: Final answer
    x = 5,607.44

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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.