Home / 2,302.54-3,178.22-1,418.63

Finding the Fourth Proportional to 2,302.54, 3,178.22 and 1,418.63

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Solution

The fourth proportional to 2,302.54, 3,178.22 and 1,418.63 is: 1,958.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,302.54 : 3,178.22 = 1,418.63 : x
  2. Step 2: Convert to fraction form
    2,302.54/3,178.22 = 1,418.63/x
  3. Step 3: Cross multiply
    2,302.54x = 3,178.22 × 1,418.63
  4. Step 4: Simplify right side
    2,302.54x = 4,508,708.18
  5. Step 5: Solve for x
    x = 4,508,708.18/2,302.54
  6. Step 6: Final answer
    x = 1,958.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.