Home / 4,236.28-6,354.24-1,927.78

Finding the Fourth Proportional to 4,236.28, 6,354.24 and 1,927.78

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Solution

The fourth proportional to 4,236.28, 6,354.24 and 1,927.78 is: 2,891.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,236.28 : 6,354.24 = 1,927.78 : x
  2. Step 2: Convert to fraction form
    4,236.28/6,354.24 = 1,927.78/x
  3. Step 3: Cross multiply
    4,236.28x = 6,354.24 × 1,927.78
  4. Step 4: Simplify right side
    4,236.28x = 12,249,576.79
  5. Step 5: Solve for x
    x = 12,249,576.79/4,236.28
  6. Step 6: Final answer
    x = 2,891.59

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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.