Home / 10,895.64-16,331.91-4,650.54

Finding the Fourth Proportional to 10,895.64, 16,331.91 and 4,650.54

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Solution

The fourth proportional to 10,895.64, 16,331.91 and 4,650.54 is: 6,970.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,895.64 : 16,331.91 = 4,650.54 : x
  2. Step 2: Convert to fraction form
    10,895.64/16,331.91 = 4,650.54/x
  3. Step 3: Cross multiply
    10,895.64x = 16,331.91 × 4,650.54
  4. Step 4: Simplify right side
    10,895.64x = 75,952,200.73
  5. Step 5: Solve for x
    x = 75,952,200.73/10,895.64
  6. Step 6: Final answer
    x = 6,970.88

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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.