Home / 3,600.50-5,388.55-2,214.71

Finding the Fourth Proportional to 3,600.50, 5,388.55 and 2,214.71

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Solution

The fourth proportional to 3,600.50, 5,388.55 and 2,214.71 is: 3,314.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,600.50 : 5,388.55 = 2,214.71 : x
  2. Step 2: Convert to fraction form
    3,600.50/5,388.55 = 2,214.71/x
  3. Step 3: Cross multiply
    3,600.50x = 5,388.55 × 2,214.71
  4. Step 4: Simplify right side
    3,600.50x = 11,934,091.81
  5. Step 5: Solve for x
    x = 11,934,091.81/3,600.50
  6. Step 6: Final answer
    x = 3,314.57

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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.