Home / 10,096.21-15,146.34-3,520.63

Finding the Fourth Proportional to 10,096.21, 15,146.34 and 3,520.63

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Solution

The fourth proportional to 10,096.21, 15,146.34 and 3,520.63 is: 5,281.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,096.21 : 15,146.34 = 3,520.63 : x
  2. Step 2: Convert to fraction form
    10,096.21/15,146.34 = 3,520.63/x
  3. Step 3: Cross multiply
    10,096.21x = 15,146.34 × 3,520.63
  4. Step 4: Simplify right side
    10,096.21x = 53,324,583.26
  5. Step 5: Solve for x
    x = 53,324,583.26/10,096.21
  6. Step 6: Final answer
    x = 5,281.65

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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.