Home / 4,441.21-6,129.62-2,672.98

Finding the Fourth Proportional to 4,441.21, 6,129.62 and 2,672.98

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Solution

The fourth proportional to 4,441.21, 6,129.62 and 2,672.98 is: 3,689.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,441.21 : 6,129.62 = 2,672.98 : x
  2. Step 2: Convert to fraction form
    4,441.21/6,129.62 = 2,672.98/x
  3. Step 3: Cross multiply
    4,441.21x = 6,129.62 × 2,672.98
  4. Step 4: Simplify right side
    4,441.21x = 16,384,351.67
  5. Step 5: Solve for x
    x = 16,384,351.67/4,441.21
  6. Step 6: Final answer
    x = 3,689.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.