Home / 3,619.53-5,403.06-3,348.99

Finding the Fourth Proportional to 3,619.53, 5,403.06 and 3,348.99

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Solution

The fourth proportional to 3,619.53, 5,403.06 and 3,348.99 is: 4,999.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,619.53 : 5,403.06 = 3,348.99 : x
  2. Step 2: Convert to fraction form
    3,619.53/5,403.06 = 3,348.99/x
  3. Step 3: Cross multiply
    3,619.53x = 5,403.06 × 3,348.99
  4. Step 4: Simplify right side
    3,619.53x = 18,094,793.91
  5. Step 5: Solve for x
    x = 18,094,793.91/3,619.53
  6. Step 6: Final answer
    x = 4,999.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.