Home / 10,096.48-15,140.40-3,520.72

Finding the Fourth Proportional to 10,096.48, 15,140.40 and 3,520.72

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Solution

The fourth proportional to 10,096.48, 15,140.40 and 3,520.72 is: 5,279.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,096.48 : 15,140.40 = 3,520.72 : x
  2. Step 2: Convert to fraction form
    10,096.48/15,140.40 = 3,520.72/x
  3. Step 3: Cross multiply
    10,096.48x = 15,140.40 × 3,520.72
  4. Step 4: Simplify right side
    10,096.48x = 53,305,109.09
  5. Step 5: Solve for x
    x = 53,305,109.09/10,096.48
  6. Step 6: Final answer
    x = 5,279.57

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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.