Home / 9,012.42-13,512.27-3,086.46

Finding the Fourth Proportional to 9,012.42, 13,512.27 and 3,086.46

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Solution

The fourth proportional to 9,012.42, 13,512.27 and 3,086.46 is: 4,627.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,012.42 : 13,512.27 = 3,086.46 : x
  2. Step 2: Convert to fraction form
    9,012.42/13,512.27 = 3,086.46/x
  3. Step 3: Cross multiply
    9,012.42x = 13,512.27 × 3,086.46
  4. Step 4: Simplify right side
    9,012.42x = 41,705,080.86
  5. Step 5: Solve for x
    x = 41,705,080.86/9,012.42
  6. Step 6: Final answer
    x = 4,627.51

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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.