Home / 6,812.19-10,215.60-2,651.64

Finding the Fourth Proportional to 6,812.19, 10,215.60 and 2,651.64

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Solution

The fourth proportional to 6,812.19, 10,215.60 and 2,651.64 is: 3,976.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,812.19 : 10,215.60 = 2,651.64 : x
  2. Step 2: Convert to fraction form
    6,812.19/10,215.60 = 2,651.64/x
  3. Step 3: Cross multiply
    6,812.19x = 10,215.60 × 2,651.64
  4. Step 4: Simplify right side
    6,812.19x = 27,088,093.58
  5. Step 5: Solve for x
    x = 27,088,093.58/6,812.19
  6. Step 6: Final answer
    x = 3,976.41

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1.5x scale

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.