Home / 4,948.36-7,419.87-2,028.76

Finding the Fourth Proportional to 4,948.36, 7,419.87 and 2,028.76

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Solution

The fourth proportional to 4,948.36, 7,419.87 and 2,028.76 is: 3,042.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,948.36 : 7,419.87 = 2,028.76 : x
  2. Step 2: Convert to fraction form
    4,948.36/7,419.87 = 2,028.76/x
  3. Step 3: Cross multiply
    4,948.36x = 7,419.87 × 2,028.76
  4. Step 4: Simplify right side
    4,948.36x = 15,053,135.46
  5. Step 5: Solve for x
    x = 15,053,135.46/4,948.36
  6. Step 6: Final answer
    x = 3,042.05

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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.