Home / 10,221.26-15,334.10-3,104.92

Finding the Fourth Proportional to 10,221.26, 15,334.10 and 3,104.92

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Solution

The fourth proportional to 10,221.26, 15,334.10 and 3,104.92 is: 4,658.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,221.26 : 15,334.10 = 3,104.92 : x
  2. Step 2: Convert to fraction form
    10,221.26/15,334.10 = 3,104.92/x
  3. Step 3: Cross multiply
    10,221.26x = 15,334.10 × 3,104.92
  4. Step 4: Simplify right side
    10,221.26x = 47,611,077.10
  5. Step 5: Solve for x
    x = 47,611,077.10/10,221.26
  6. Step 6: Final answer
    x = 4,658.04

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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.