Home / 10,838.20-16,261.22-4,260.76

Finding the Fourth Proportional to 10,838.20, 16,261.22 and 4,260.76

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Solution

The fourth proportional to 10,838.20, 16,261.22 and 4,260.76 is: 6,392.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,838.20 : 16,261.22 = 4,260.76 : x
  2. Step 2: Convert to fraction form
    10,838.20/16,261.22 = 4,260.76/x
  3. Step 3: Cross multiply
    10,838.20x = 16,261.22 × 4,260.76
  4. Step 4: Simplify right side
    10,838.20x = 69,285,155.73
  5. Step 5: Solve for x
    x = 69,285,155.73/10,838.20
  6. Step 6: Final answer
    x = 6,392.68

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1.5x scale

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.