Home / 2,900.38-4,342.30-2,716.48

Finding the Fourth Proportional to 2,900.38, 4,342.30 and 2,716.48

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Solution

The fourth proportional to 2,900.38, 4,342.30 and 2,716.48 is: 4,066.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,900.38 : 4,342.30 = 2,716.48 : x
  2. Step 2: Convert to fraction form
    2,900.38/4,342.30 = 2,716.48/x
  3. Step 3: Cross multiply
    2,900.38x = 4,342.30 × 2,716.48
  4. Step 4: Simplify right side
    2,900.38x = 11,795,771.10
  5. Step 5: Solve for x
    x = 11,795,771.10/2,900.38
  6. Step 6: Final answer
    x = 4,066.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.