Home / 3,066.21-4,599.36-1,118.61

Finding the Fourth Proportional to 3,066.21, 4,599.36 and 1,118.61

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Solution

The fourth proportional to 3,066.21, 4,599.36 and 1,118.61 is: 1,677.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,066.21 : 4,599.36 = 1,118.61 : x
  2. Step 2: Convert to fraction form
    3,066.21/4,599.36 = 1,118.61/x
  3. Step 3: Cross multiply
    3,066.21x = 4,599.36 × 1,118.61
  4. Step 4: Simplify right side
    3,066.21x = 5,144,890.09
  5. Step 5: Solve for x
    x = 5,144,890.09/3,066.21
  6. Step 6: Final answer
    x = 1,677.93

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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.