Home / 6,873.12-10,310.40-3,409.44

Finding the Fourth Proportional to 6,873.12, 10,310.40 and 3,409.44

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Solution

The fourth proportional to 6,873.12, 10,310.40 and 3,409.44 is: 5,114.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,873.12 : 10,310.40 = 3,409.44 : x
  2. Step 2: Convert to fraction form
    6,873.12/10,310.40 = 3,409.44/x
  3. Step 3: Cross multiply
    6,873.12x = 10,310.40 × 3,409.44
  4. Step 4: Simplify right side
    6,873.12x = 35,152,690.18
  5. Step 5: Solve for x
    x = 35,152,690.18/6,873.12
  6. Step 6: Final answer
    x = 5,114.52

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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.