Home / 3,066.09-4,599.60-1,422.81

Finding the Fourth Proportional to 3,066.09, 4,599.60 and 1,422.81

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Solution

The fourth proportional to 3,066.09, 4,599.60 and 1,422.81 is: 2,134.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,066.09 : 4,599.60 = 1,422.81 : x
  2. Step 2: Convert to fraction form
    3,066.09/4,599.60 = 1,422.81/x
  3. Step 3: Cross multiply
    3,066.09x = 4,599.60 × 1,422.81
  4. Step 4: Simplify right side
    3,066.09x = 6,544,356.88
  5. Step 5: Solve for x
    x = 6,544,356.88/3,066.09
  6. Step 6: Final answer
    x = 2,134.43

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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.