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Finding the Fourth Proportional to 2,995.92, 4,493.26 and 804.12

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Solution

The fourth proportional to 2,995.92, 4,493.26 and 804.12 is: 1,206.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,995.92 : 4,493.26 = 804.12 : x
  2. Step 2: Convert to fraction form
    2,995.92/4,493.26 = 804.12/x
  3. Step 3: Cross multiply
    2,995.92x = 4,493.26 × 804.12
  4. Step 4: Simplify right side
    2,995.92x = 3,613,120.23
  5. Step 5: Solve for x
    x = 3,613,120.23/2,995.92
  6. Step 6: Final answer
    x = 1,206.01

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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.