Home / 2,774.52-4,165.43-1,953.18

Finding the Fourth Proportional to 2,774.52, 4,165.43 and 1,953.18

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Solution

The fourth proportional to 2,774.52, 4,165.43 and 1,953.18 is: 2,932.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,774.52 : 4,165.43 = 1,953.18 : x
  2. Step 2: Convert to fraction form
    2,774.52/4,165.43 = 1,953.18/x
  3. Step 3: Cross multiply
    2,774.52x = 4,165.43 × 1,953.18
  4. Step 4: Simplify right side
    2,774.52x = 8,135,824.80
  5. Step 5: Solve for x
    x = 8,135,824.80/2,774.52
  6. Step 6: Final answer
    x = 2,932.34

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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.