Home / 10,908.21-16,362.30-3,513.24

Finding the Fourth Proportional to 10,908.21, 16,362.30 and 3,513.24

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Solution

The fourth proportional to 10,908.21, 16,362.30 and 3,513.24 is: 5,269.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,908.21 : 16,362.30 = 3,513.24 : x
  2. Step 2: Convert to fraction form
    10,908.21/16,362.30 = 3,513.24/x
  3. Step 3: Cross multiply
    10,908.21x = 16,362.30 × 3,513.24
  4. Step 4: Simplify right side
    10,908.21x = 57,484,686.85
  5. Step 5: Solve for x
    x = 57,484,686.85/10,908.21
  6. Step 6: Final answer
    x = 5,269.86

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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.