Home / 7,458.69-11,185.27-2,192.25

Finding the Fourth Proportional to 7,458.69, 11,185.27 and 2,192.25

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Solution

The fourth proportional to 7,458.69, 11,185.27 and 2,192.25 is: 3,287.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,458.69 : 11,185.27 = 2,192.25 : x
  2. Step 2: Convert to fraction form
    7,458.69/11,185.27 = 2,192.25/x
  3. Step 3: Cross multiply
    7,458.69x = 11,185.27 × 2,192.25
  4. Step 4: Simplify right side
    7,458.69x = 24,520,908.16
  5. Step 5: Solve for x
    x = 24,520,908.16/7,458.69
  6. Step 6: Final answer
    x = 3,287.56

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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.