Home / 8,041.09-12,061.16-2,418.64

Finding the Fourth Proportional to 8,041.09, 12,061.16 and 2,418.64

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Solution

The fourth proportional to 8,041.09, 12,061.16 and 2,418.64 is: 3,627.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,041.09 : 12,061.16 = 2,418.64 : x
  2. Step 2: Convert to fraction form
    8,041.09/12,061.16 = 2,418.64/x
  3. Step 3: Cross multiply
    8,041.09x = 12,061.16 × 2,418.64
  4. Step 4: Simplify right side
    8,041.09x = 29,171,604.02
  5. Step 5: Solve for x
    x = 29,171,604.02/8,041.09
  6. Step 6: Final answer
    x = 3,627.82

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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.