Home / 10,818.15-16,228.63-3,797.66

Finding the Fourth Proportional to 10,818.15, 16,228.63 and 3,797.66

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Solution

The fourth proportional to 10,818.15, 16,228.63 and 3,797.66 is: 5,696.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,818.15 : 16,228.63 = 3,797.66 : x
  2. Step 2: Convert to fraction form
    10,818.15/16,228.63 = 3,797.66/x
  3. Step 3: Cross multiply
    10,818.15x = 16,228.63 × 3,797.66
  4. Step 4: Simplify right side
    10,818.15x = 61,630,819.01
  5. Step 5: Solve for x
    x = 61,630,819.01/10,818.15
  6. Step 6: Final answer
    x = 5,696.98

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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.