Home / 6,878.22-10,310.34-2,712.51

Finding the Fourth Proportional to 6,878.22, 10,310.34 and 2,712.51

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Solution

The fourth proportional to 6,878.22, 10,310.34 and 2,712.51 is: 4,066.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,878.22 : 10,310.34 = 2,712.51 : x
  2. Step 2: Convert to fraction form
    6,878.22/10,310.34 = 2,712.51/x
  3. Step 3: Cross multiply
    6,878.22x = 10,310.34 × 2,712.51
  4. Step 4: Simplify right side
    6,878.22x = 27,966,900.35
  5. Step 5: Solve for x
    x = 27,966,900.35/6,878.22
  6. Step 6: Final answer
    x = 4,066.01

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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.