Home / 2,910.98-4,372.05-2,495.45

Finding the Fourth Proportional to 2,910.98, 4,372.05 and 2,495.45

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Solution

The fourth proportional to 2,910.98, 4,372.05 and 2,495.45 is: 3,747.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,910.98 : 4,372.05 = 2,495.45 : x
  2. Step 2: Convert to fraction form
    2,910.98/4,372.05 = 2,495.45/x
  3. Step 3: Cross multiply
    2,910.98x = 4,372.05 × 2,495.45
  4. Step 4: Simplify right side
    2,910.98x = 10,910,232.17
  5. Step 5: Solve for x
    x = 10,910,232.17/2,910.98
  6. Step 6: Final answer
    x = 3,747.96

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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.