Home / 4,949.28-7,424.25-1,829.21

Finding the Fourth Proportional to 4,949.28, 7,424.25 and 1,829.21

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Solution

The fourth proportional to 4,949.28, 7,424.25 and 1,829.21 is: 2,743.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,949.28 : 7,424.25 = 1,829.21 : x
  2. Step 2: Convert to fraction form
    4,949.28/7,424.25 = 1,829.21/x
  3. Step 3: Cross multiply
    4,949.28x = 7,424.25 × 1,829.21
  4. Step 4: Simplify right side
    4,949.28x = 13,580,494.39
  5. Step 5: Solve for x
    x = 13,580,494.39/4,949.28
  6. Step 6: Final answer
    x = 2,743.93

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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.