Home / 2,192.03-3,287.18-804.95

Finding the Fourth Proportional to 2,192.03, 3,287.18 and 804.95

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Solution

The fourth proportional to 2,192.03, 3,287.18 and 804.95 is: 1,207.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,192.03 : 3,287.18 = 804.95 : x
  2. Step 2: Convert to fraction form
    2,192.03/3,287.18 = 804.95/x
  3. Step 3: Cross multiply
    2,192.03x = 3,287.18 × 804.95
  4. Step 4: Simplify right side
    2,192.03x = 2,645,995.08
  5. Step 5: Solve for x
    x = 2,645,995.08/2,192.03
  6. Step 6: Final answer
    x = 1,207.10

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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.