Home / 3,268.80-4,902.48-2,095.28

Finding the Fourth Proportional to 3,268.80, 4,902.48 and 2,095.28

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Solution

The fourth proportional to 3,268.80, 4,902.48 and 2,095.28 is: 3,142.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,268.80 : 4,902.48 = 2,095.28 : x
  2. Step 2: Convert to fraction form
    3,268.80/4,902.48 = 2,095.28/x
  3. Step 3: Cross multiply
    3,268.80x = 4,902.48 × 2,095.28
  4. Step 4: Simplify right side
    3,268.80x = 10,272,068.29
  5. Step 5: Solve for x
    x = 10,272,068.29/3,268.80
  6. Step 6: Final answer
    x = 3,142.46

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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.