Home / 6,310.31-9,467.28-1,927.80

Finding the Fourth Proportional to 6,310.31, 9,467.28 and 1,927.80

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Solution

The fourth proportional to 6,310.31, 9,467.28 and 1,927.80 is: 2,892.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,310.31 : 9,467.28 = 1,927.80 : x
  2. Step 2: Convert to fraction form
    6,310.31/9,467.28 = 1,927.80/x
  3. Step 3: Cross multiply
    6,310.31x = 9,467.28 × 1,927.80
  4. Step 4: Simplify right side
    6,310.31x = 18,251,022.38
  5. Step 5: Solve for x
    x = 18,251,022.38/6,310.31
  6. Step 6: Final answer
    x = 2,892.26

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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.