Home / 2,998.18-4,498.66-1,148.68

Finding the Fourth Proportional to 2,998.18, 4,498.66 and 1,148.68

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Solution

The fourth proportional to 2,998.18, 4,498.66 and 1,148.68 is: 1,723.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,998.18 : 4,498.66 = 1,148.68 : x
  2. Step 2: Convert to fraction form
    2,998.18/4,498.66 = 1,148.68/x
  3. Step 3: Cross multiply
    2,998.18x = 4,498.66 × 1,148.68
  4. Step 4: Simplify right side
    2,998.18x = 5,167,520.77
  5. Step 5: Solve for x
    x = 5,167,520.77/2,998.18
  6. Step 6: Final answer
    x = 1,723.55

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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.