Home / 10,104.82-15,157.05-3,530.98

Finding the Fourth Proportional to 10,104.82, 15,157.05 and 3,530.98

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Solution

The fourth proportional to 10,104.82, 15,157.05 and 3,530.98 is: 5,296.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,104.82 : 15,157.05 = 3,530.98 : x
  2. Step 2: Convert to fraction form
    10,104.82/15,157.05 = 3,530.98/x
  3. Step 3: Cross multiply
    10,104.82x = 15,157.05 × 3,530.98
  4. Step 4: Simplify right side
    10,104.82x = 53,519,240.41
  5. Step 5: Solve for x
    x = 53,519,240.41/10,104.82
  6. Step 6: Final answer
    x = 5,296.41

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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.