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Finding the Fourth Proportional to 4,798.92, 6,620.52 and 3,469.68

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Solution

The fourth proportional to 4,798.92, 6,620.52 and 3,469.68 is: 4,786.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,798.92 : 6,620.52 = 3,469.68 : x
  2. Step 2: Convert to fraction form
    4,798.92/6,620.52 = 3,469.68/x
  3. Step 3: Cross multiply
    4,798.92x = 6,620.52 × 3,469.68
  4. Step 4: Simplify right side
    4,798.92x = 22,971,085.83
  5. Step 5: Solve for x
    x = 22,971,085.83/4,798.92
  6. Step 6: Final answer
    x = 4,786.72

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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.