Home / 2,495.57-3,418.93-2,402.11

Finding the Fourth Proportional to 2,495.57, 3,418.93 and 2,402.11

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Solution

The fourth proportional to 2,495.57, 3,418.93 and 2,402.11 is: 3,290.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,495.57 : 3,418.93 = 2,402.11 : x
  2. Step 2: Convert to fraction form
    2,495.57/3,418.93 = 2,402.11/x
  3. Step 3: Cross multiply
    2,495.57x = 3,418.93 × 2,402.11
  4. Step 4: Simplify right side
    2,495.57x = 8,212,619.84
  5. Step 5: Solve for x
    x = 8,212,619.84/2,495.57
  6. Step 6: Final answer
    x = 3,290.88

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.