Home / 6,787.14-10,180.85-3,086.79

Finding the Fourth Proportional to 6,787.14, 10,180.85 and 3,086.79

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Solution

The fourth proportional to 6,787.14, 10,180.85 and 3,086.79 is: 4,630.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,787.14 : 10,180.85 = 3,086.79 : x
  2. Step 2: Convert to fraction form
    6,787.14/10,180.85 = 3,086.79/x
  3. Step 3: Cross multiply
    6,787.14x = 10,180.85 × 3,086.79
  4. Step 4: Simplify right side
    6,787.14x = 31,426,130.54
  5. Step 5: Solve for x
    x = 31,426,130.54/6,787.14
  6. Step 6: Final answer
    x = 4,630.25

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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.