Home / 4,890.97-6,749.79-2,795.10

Finding the Fourth Proportional to 4,890.97, 6,749.79 and 2,795.10

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Solution

The fourth proportional to 4,890.97, 6,749.79 and 2,795.10 is: 3,857.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,890.97 : 6,749.79 = 2,795.10 : x
  2. Step 2: Convert to fraction form
    4,890.97/6,749.79 = 2,795.10/x
  3. Step 3: Cross multiply
    4,890.97x = 6,749.79 × 2,795.10
  4. Step 4: Simplify right side
    4,890.97x = 18,866,338.03
  5. Step 5: Solve for x
    x = 18,866,338.03/4,890.97
  6. Step 6: Final answer
    x = 3,857.38

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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.