Home / 3,999.04-5,518.32-2,427.04

Finding the Fourth Proportional to 3,999.04, 5,518.32 and 2,427.04

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Solution

The fourth proportional to 3,999.04, 5,518.32 and 2,427.04 is: 3,349.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,999.04 : 5,518.32 = 2,427.04 : x
  2. Step 2: Convert to fraction form
    3,999.04/5,518.32 = 2,427.04/x
  3. Step 3: Cross multiply
    3,999.04x = 5,518.32 × 2,427.04
  4. Step 4: Simplify right side
    3,999.04x = 13,393,183.37
  5. Step 5: Solve for x
    x = 13,393,183.37/3,999.04
  6. Step 6: Final answer
    x = 3,349.10

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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.