Home / 4,789.69-6,609.78-2,693.81

Finding the Fourth Proportional to 4,789.69, 6,609.78 and 2,693.81

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Solution

The fourth proportional to 4,789.69, 6,609.78 and 2,693.81 is: 3,717.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,789.69 : 6,609.78 = 2,693.81 : x
  2. Step 2: Convert to fraction form
    4,789.69/6,609.78 = 2,693.81/x
  3. Step 3: Cross multiply
    4,789.69x = 6,609.78 × 2,693.81
  4. Step 4: Simplify right side
    4,789.69x = 17,805,507.99
  5. Step 5: Solve for x
    x = 17,805,507.99/4,789.69
  6. Step 6: Final answer
    x = 3,717.47

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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.