Home / 6,780.70-10,168.08-4,008.34

Finding the Fourth Proportional to 6,780.70, 10,168.08 and 4,008.34

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Solution

The fourth proportional to 6,780.70, 10,168.08 and 4,008.34 is: 6,010.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,780.70 : 10,168.08 = 4,008.34 : x
  2. Step 2: Convert to fraction form
    6,780.70/10,168.08 = 4,008.34/x
  3. Step 3: Cross multiply
    6,780.70x = 10,168.08 × 4,008.34
  4. Step 4: Simplify right side
    6,780.70x = 40,757,121.79
  5. Step 5: Solve for x
    x = 40,757,121.79/6,780.70
  6. Step 6: Final answer
    x = 6,010.75

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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.