Home / 3,202.32-4,802.40-1,720.68

Finding the Fourth Proportional to 3,202.32, 4,802.40 and 1,720.68

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Solution

The fourth proportional to 3,202.32, 4,802.40 and 1,720.68 is: 2,580.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,202.32 : 4,802.40 = 1,720.68 : x
  2. Step 2: Convert to fraction form
    3,202.32/4,802.40 = 1,720.68/x
  3. Step 3: Cross multiply
    3,202.32x = 4,802.40 × 1,720.68
  4. Step 4: Simplify right side
    3,202.32x = 8,263,393.63
  5. Step 5: Solve for x
    x = 8,263,393.63/3,202.32
  6. Step 6: Final answer
    x = 2,580.44

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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.