Home / 10,961.58-16,438.84-3,564.24

Finding the Fourth Proportional to 10,961.58, 16,438.84 and 3,564.24

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Solution

The fourth proportional to 10,961.58, 16,438.84 and 3,564.24 is: 5,345.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,961.58 : 16,438.84 = 3,564.24 : x
  2. Step 2: Convert to fraction form
    10,961.58/16,438.84 = 3,564.24/x
  3. Step 3: Cross multiply
    10,961.58x = 16,438.84 × 3,564.24
  4. Step 4: Simplify right side
    10,961.58x = 58,591,971.08
  5. Step 5: Solve for x
    x = 58,591,971.08/10,961.58
  6. Step 6: Final answer
    x = 5,345.21

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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.