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Finding the Fourth Proportional to 4,800.92, 6,623.28 and 3,471.68

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Solution

The fourth proportional to 4,800.92, 6,623.28 and 3,471.68 is: 4,789.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,800.92 : 6,623.28 = 3,471.68 : x
  2. Step 2: Convert to fraction form
    4,800.92/6,623.28 = 3,471.68/x
  3. Step 3: Cross multiply
    4,800.92x = 6,623.28 × 3,471.68
  4. Step 4: Simplify right side
    4,800.92x = 22,993,908.71
  5. Step 5: Solve for x
    x = 22,993,908.71/4,800.92
  6. Step 6: Final answer
    x = 4,789.48

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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.