Home / 5,634.48-8,446.68-3,660.60

Finding the Fourth Proportional to 5,634.48, 8,446.68 and 3,660.60

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Solution

The fourth proportional to 5,634.48, 8,446.68 and 3,660.60 is: 5,487.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,634.48 : 8,446.68 = 3,660.60 : x
  2. Step 2: Convert to fraction form
    5,634.48/8,446.68 = 3,660.60/x
  3. Step 3: Cross multiply
    5,634.48x = 8,446.68 × 3,660.60
  4. Step 4: Simplify right side
    5,634.48x = 30,919,916.81
  5. Step 5: Solve for x
    x = 30,919,916.81/5,634.48
  6. Step 6: Final answer
    x = 5,487.63

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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.