Home / 4,789.80-6,609.90-2,693.94

Finding the Fourth Proportional to 4,789.80, 6,609.90 and 2,693.94

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Solution

The fourth proportional to 4,789.80, 6,609.90 and 2,693.94 is: 3,717.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,789.80 : 6,609.90 = 2,693.94 : x
  2. Step 2: Convert to fraction form
    4,789.80/6,609.90 = 2,693.94/x
  3. Step 3: Cross multiply
    4,789.80x = 6,609.90 × 2,693.94
  4. Step 4: Simplify right side
    4,789.80x = 17,806,674.01
  5. Step 5: Solve for x
    x = 17,806,674.01/4,789.80
  6. Step 6: Final answer
    x = 3,717.62

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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.