Home / 5,116.49-7,674.42-1,829.42

Finding the Fourth Proportional to 5,116.49, 7,674.42 and 1,829.42

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Solution

The fourth proportional to 5,116.49, 7,674.42 and 1,829.42 is: 2,744.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,116.49 : 7,674.42 = 1,829.42 : x
  2. Step 2: Convert to fraction form
    5,116.49/7,674.42 = 1,829.42/x
  3. Step 3: Cross multiply
    5,116.49x = 7,674.42 × 1,829.42
  4. Step 4: Simplify right side
    5,116.49x = 14,039,737.44
  5. Step 5: Solve for x
    x = 14,039,737.44/5,116.49
  6. Step 6: Final answer
    x = 2,744.02

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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.