Home / 2,905.68-4,352.30-2,703.38

Finding the Fourth Proportional to 2,905.68, 4,352.30 and 2,703.38

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Solution

The fourth proportional to 2,905.68, 4,352.30 and 2,703.38 is: 4,049.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,905.68 : 4,352.30 = 2,703.38 : x
  2. Step 2: Convert to fraction form
    2,905.68/4,352.30 = 2,703.38/x
  3. Step 3: Cross multiply
    2,905.68x = 4,352.30 × 2,703.38
  4. Step 4: Simplify right side
    2,905.68x = 11,765,920.77
  5. Step 5: Solve for x
    x = 11,765,920.77/2,905.68
  6. Step 6: Final answer
    x = 4,049.28

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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.