Home / 4,909.44-6,775.03-2,813.56

Finding the Fourth Proportional to 4,909.44, 6,775.03 and 2,813.56

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Solution

The fourth proportional to 4,909.44, 6,775.03 and 2,813.56 is: 3,882.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,909.44 : 6,775.03 = 2,813.56 : x
  2. Step 2: Convert to fraction form
    4,909.44/6,775.03 = 2,813.56/x
  3. Step 3: Cross multiply
    4,909.44x = 6,775.03 × 2,813.56
  4. Step 4: Simplify right side
    4,909.44x = 19,061,956.28
  5. Step 5: Solve for x
    x = 19,061,956.28/4,909.44
  6. Step 6: Final answer
    x = 3,882.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.