Home / 4,935.70-7,402.45-1,424.94

Finding the Fourth Proportional to 4,935.70, 7,402.45 and 1,424.94

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Solution

The fourth proportional to 4,935.70, 7,402.45 and 1,424.94 is: 2,137.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,935.70 : 7,402.45 = 1,424.94 : x
  2. Step 2: Convert to fraction form
    4,935.70/7,402.45 = 1,424.94/x
  3. Step 3: Cross multiply
    4,935.70x = 7,402.45 × 1,424.94
  4. Step 4: Simplify right side
    4,935.70x = 10,548,028.60
  5. Step 5: Solve for x
    x = 10,548,028.60/4,935.70
  6. Step 6: Final answer
    x = 2,137.09

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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.