Home / 3,098.89-4,648.16-1,018.62

Finding the Fourth Proportional to 3,098.89, 4,648.16 and 1,018.62

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Solution

The fourth proportional to 3,098.89, 4,648.16 and 1,018.62 is: 1,527.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,098.89 : 4,648.16 = 1,018.62 : x
  2. Step 2: Convert to fraction form
    3,098.89/4,648.16 = 1,018.62/x
  3. Step 3: Cross multiply
    3,098.89x = 4,648.16 × 1,018.62
  4. Step 4: Simplify right side
    3,098.89x = 4,734,708.74
  5. Step 5: Solve for x
    x = 4,734,708.74/3,098.89
  6. Step 6: Final answer
    x = 1,527.87

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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.