Home / 8,512.01-12,756.15-3,241.34

Finding the Fourth Proportional to 8,512.01, 12,756.15 and 3,241.34

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Solution

The fourth proportional to 8,512.01, 12,756.15 and 3,241.34 is: 4,857.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,512.01 : 12,756.15 = 3,241.34 : x
  2. Step 2: Convert to fraction form
    8,512.01/12,756.15 = 3,241.34/x
  3. Step 3: Cross multiply
    8,512.01x = 12,756.15 × 3,241.34
  4. Step 4: Simplify right side
    8,512.01x = 41,347,019.24
  5. Step 5: Solve for x
    x = 41,347,019.24/8,512.01
  6. Step 6: Final answer
    x = 4,857.49

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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.