Home / 6,770.88-10,156.32-2,154.24

Finding the Fourth Proportional to 6,770.88, 10,156.32 and 2,154.24

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Solution

The fourth proportional to 6,770.88, 10,156.32 and 2,154.24 is: 3,231.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,770.88 : 10,156.32 = 2,154.24 : x
  2. Step 2: Convert to fraction form
    6,770.88/10,156.32 = 2,154.24/x
  3. Step 3: Cross multiply
    6,770.88x = 10,156.32 × 2,154.24
  4. Step 4: Simplify right side
    6,770.88x = 21,879,150.80
  5. Step 5: Solve for x
    x = 21,879,150.80/6,770.88
  6. Step 6: Final answer
    x = 3,231.36

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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.