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Finding the Fourth Proportional to 3,716.60, 5,608.62 and 3,592.67

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Solution

The fourth proportional to 3,716.60, 5,608.62 and 3,592.67 is: 5,421.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,716.60 : 5,608.62 = 3,592.67 : x
  2. Step 2: Convert to fraction form
    3,716.60/5,608.62 = 3,592.67/x
  3. Step 3: Cross multiply
    3,716.60x = 5,608.62 × 3,592.67
  4. Step 4: Simplify right side
    3,716.60x = 20,149,892.77
  5. Step 5: Solve for x
    x = 20,149,892.77/3,716.60
  6. Step 6: Final answer
    x = 5,421.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.