Home / 3,403.60-5,094.60-2,669.20

Finding the Fourth Proportional to 3,403.60, 5,094.60 and 2,669.20

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Solution

The fourth proportional to 3,403.60, 5,094.60 and 2,669.20 is: 3,995.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,403.60 : 5,094.60 = 2,669.20 : x
  2. Step 2: Convert to fraction form
    3,403.60/5,094.60 = 2,669.20/x
  3. Step 3: Cross multiply
    3,403.60x = 5,094.60 × 2,669.20
  4. Step 4: Simplify right side
    3,403.60x = 13,598,506.32
  5. Step 5: Solve for x
    x = 13,598,506.32/3,403.60
  6. Step 6: Final answer
    x = 3,995.33

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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.