Home / 7,573.56-11,351.45-3,408.70

Finding the Fourth Proportional to 7,573.56, 11,351.45 and 3,408.70

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Solution

The fourth proportional to 7,573.56, 11,351.45 and 3,408.70 is: 5,109.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,573.56 : 11,351.45 = 3,408.70 : x
  2. Step 2: Convert to fraction form
    7,573.56/11,351.45 = 3,408.70/x
  3. Step 3: Cross multiply
    7,573.56x = 11,351.45 × 3,408.70
  4. Step 4: Simplify right side
    7,573.56x = 38,693,613.81
  5. Step 5: Solve for x
    x = 38,693,613.81/7,573.56
  6. Step 6: Final answer
    x = 5,109.04

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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.