Home / 6,778.29-10,168.25-2,618.13

Finding the Fourth Proportional to 6,778.29, 10,168.25 and 2,618.13

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Solution

The fourth proportional to 6,778.29, 10,168.25 and 2,618.13 is: 3,927.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,778.29 : 10,168.25 = 2,618.13 : x
  2. Step 2: Convert to fraction form
    6,778.29/10,168.25 = 2,618.13/x
  3. Step 3: Cross multiply
    6,778.29x = 10,168.25 × 2,618.13
  4. Step 4: Simplify right side
    6,778.29x = 26,621,787.28
  5. Step 5: Solve for x
    x = 26,621,787.28/6,778.29
  6. Step 6: Final answer
    x = 3,927.51

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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.