Home / 3,630.86-5,010.58-2,214.54

Finding the Fourth Proportional to 3,630.86, 5,010.58 and 2,214.54

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Solution

The fourth proportional to 3,630.86, 5,010.58 and 2,214.54 is: 3,056.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,630.86 : 5,010.58 = 2,214.54 : x
  2. Step 2: Convert to fraction form
    3,630.86/5,010.58 = 2,214.54/x
  3. Step 3: Cross multiply
    3,630.86x = 5,010.58 × 2,214.54
  4. Step 4: Simplify right side
    3,630.86x = 11,096,129.83
  5. Step 5: Solve for x
    x = 11,096,129.83/3,630.86
  6. Step 6: Final answer
    x = 3,056.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.