Home / 10,900.64-16,352.04-3,503.24

Finding the Fourth Proportional to 10,900.64, 16,352.04 and 3,503.24

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Solution

The fourth proportional to 10,900.64, 16,352.04 and 3,503.24 is: 5,255.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,900.64 : 16,352.04 = 3,503.24 : x
  2. Step 2: Convert to fraction form
    10,900.64/16,352.04 = 3,503.24/x
  3. Step 3: Cross multiply
    10,900.64x = 16,352.04 × 3,503.24
  4. Step 4: Simplify right side
    10,900.64x = 57,285,120.61
  5. Step 5: Solve for x
    x = 57,285,120.61/10,900.64
  6. Step 6: Final answer
    x = 5,255.21

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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.