Home / 2,927.88-4,383.32-2,276.64

Finding the Fourth Proportional to 2,927.88, 4,383.32 and 2,276.64

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Solution

The fourth proportional to 2,927.88, 4,383.32 and 2,276.64 is: 3,408.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,927.88 : 4,383.32 = 2,276.64 : x
  2. Step 2: Convert to fraction form
    2,927.88/4,383.32 = 2,276.64/x
  3. Step 3: Cross multiply
    2,927.88x = 4,383.32 × 2,276.64
  4. Step 4: Simplify right side
    2,927.88x = 9,979,230.26
  5. Step 5: Solve for x
    x = 9,979,230.26/2,927.88
  6. Step 6: Final answer
    x = 3,408.35

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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.