Home / 10,774.70-16,162.32-2,983.58

Finding the Fourth Proportional to 10,774.70, 16,162.32 and 2,983.58

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Solution

The fourth proportional to 10,774.70, 16,162.32 and 2,983.58 is: 4,475.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,774.70 : 16,162.32 = 2,983.58 : x
  2. Step 2: Convert to fraction form
    10,774.70/16,162.32 = 2,983.58/x
  3. Step 3: Cross multiply
    10,774.70x = 16,162.32 × 2,983.58
  4. Step 4: Simplify right side
    10,774.70x = 48,221,493.89
  5. Step 5: Solve for x
    x = 48,221,493.89/10,774.70
  6. Step 6: Final answer
    x = 4,475.44

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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.