Home / 6,467.28-9,703.68-2,770.32

Finding the Fourth Proportional to 6,467.28, 9,703.68 and 2,770.32

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Solution

The fourth proportional to 6,467.28, 9,703.68 and 2,770.32 is: 4,156.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,467.28 : 9,703.68 = 2,770.32 : x
  2. Step 2: Convert to fraction form
    6,467.28/9,703.68 = 2,770.32/x
  3. Step 3: Cross multiply
    6,467.28x = 9,703.68 × 2,770.32
  4. Step 4: Simplify right side
    6,467.28x = 26,882,298.78
  5. Step 5: Solve for x
    x = 26,882,298.78/6,467.28
  6. Step 6: Final answer
    x = 4,156.66

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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.