Home / 4,799.40-6,617.70-3,912.44

Finding the Fourth Proportional to 4,799.40, 6,617.70 and 3,912.44

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Solution

The fourth proportional to 4,799.40, 6,617.70 and 3,912.44 is: 5,394.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,799.40 : 6,617.70 = 3,912.44 : x
  2. Step 2: Convert to fraction form
    4,799.40/6,617.70 = 3,912.44/x
  3. Step 3: Cross multiply
    4,799.40x = 6,617.70 × 3,912.44
  4. Step 4: Simplify right side
    4,799.40x = 25,891,354.19
  5. Step 5: Solve for x
    x = 25,891,354.19/4,799.40
  6. Step 6: Final answer
    x = 5,394.71

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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.