Home / 7,819.29-10,789.94-4,632.03

Finding the Fourth Proportional to 7,819.29, 10,789.94 and 4,632.03

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Solution

The fourth proportional to 7,819.29, 10,789.94 and 4,632.03 is: 6,391.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,819.29 : 10,789.94 = 4,632.03 : x
  2. Step 2: Convert to fraction form
    7,819.29/10,789.94 = 4,632.03/x
  3. Step 3: Cross multiply
    7,819.29x = 10,789.94 × 4,632.03
  4. Step 4: Simplify right side
    7,819.29x = 49,979,337.36
  5. Step 5: Solve for x
    x = 49,979,337.36/7,819.29
  6. Step 6: Final answer
    x = 6,391.80

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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.