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Finding the Fourth Proportional to 4,855.97, 6,660.11 and 4,798.46

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Solution

The fourth proportional to 4,855.97, 6,660.11 and 4,798.46 is: 6,581.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,855.97 : 6,660.11 = 4,798.46 : x
  2. Step 2: Convert to fraction form
    4,855.97/6,660.11 = 4,798.46/x
  3. Step 3: Cross multiply
    4,855.97x = 6,660.11 × 4,798.46
  4. Step 4: Simplify right side
    4,855.97x = 31,958,300.08
  5. Step 5: Solve for x
    x = 31,958,300.08/4,855.97
  6. Step 6: Final answer
    x = 6,581.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.