Home / 4,939.10-7,408.65-2,635.10

Finding the Fourth Proportional to 4,939.10, 7,408.65 and 2,635.10

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Solution

The fourth proportional to 4,939.10, 7,408.65 and 2,635.10 is: 3,952.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,939.10 : 7,408.65 = 2,635.10 : x
  2. Step 2: Convert to fraction form
    4,939.10/7,408.65 = 2,635.10/x
  3. Step 3: Cross multiply
    4,939.10x = 7,408.65 × 2,635.10
  4. Step 4: Simplify right side
    4,939.10x = 19,522,533.62
  5. Step 5: Solve for x
    x = 19,522,533.62/4,939.10
  6. Step 6: Final answer
    x = 3,952.65

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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.