Home / 4,813.85-7,227.45-3,180.89

Finding the Fourth Proportional to 4,813.85, 7,227.45 and 3,180.89

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Solution

The fourth proportional to 4,813.85, 7,227.45 and 3,180.89 is: 4,775.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,813.85 : 7,227.45 = 3,180.89 : x
  2. Step 2: Convert to fraction form
    4,813.85/7,227.45 = 3,180.89/x
  3. Step 3: Cross multiply
    4,813.85x = 7,227.45 × 3,180.89
  4. Step 4: Simplify right side
    4,813.85x = 22,989,687.29
  5. Step 5: Solve for x
    x = 22,989,687.29/4,813.85
  6. Step 6: Final answer
    x = 4,775.74

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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.