Home / 4,806.25-6,632.29-2,789.72

Finding the Fourth Proportional to 4,806.25, 6,632.29 and 2,789.72

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Solution

The fourth proportional to 4,806.25, 6,632.29 and 2,789.72 is: 3,849.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,806.25 : 6,632.29 = 2,789.72 : x
  2. Step 2: Convert to fraction form
    4,806.25/6,632.29 = 2,789.72/x
  3. Step 3: Cross multiply
    4,806.25x = 6,632.29 × 2,789.72
  4. Step 4: Simplify right side
    4,806.25x = 18,502,232.06
  5. Step 5: Solve for x
    x = 18,502,232.06/4,806.25
  6. Step 6: Final answer
    x = 3,849.62

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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.