Home / 3,163-4,364.60-1,836.98

Finding the Fourth Proportional to 3,163, 4,364.60 and 1,836.98

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Solution

The fourth proportional to 3,163, 4,364.60 and 1,836.98 is: 2,534.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,163 : 4,364.60 = 1,836.98 : x
  2. Step 2: Convert to fraction form
    3,163/4,364.60 = 1,836.98/x
  3. Step 3: Cross multiply
    3,163x = 4,364.60 × 1,836.98
  4. Step 4: Simplify right side
    3,163x = 8,017,682.91
  5. Step 5: Solve for x
    x = 8,017,682.91/3,163
  6. Step 6: Final answer
    x = 2,534.83

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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.