Home / 5,282.22-7,289.37-3,186.33

Finding the Fourth Proportional to 5,282.22, 7,289.37 and 3,186.33

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Solution

The fourth proportional to 5,282.22, 7,289.37 and 3,186.33 is: 4,397.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,282.22 : 7,289.37 = 3,186.33 : x
  2. Step 2: Convert to fraction form
    5,282.22/7,289.37 = 3,186.33/x
  3. Step 3: Cross multiply
    5,282.22x = 7,289.37 × 3,186.33
  4. Step 4: Simplify right side
    5,282.22x = 23,226,338.31
  5. Step 5: Solve for x
    x = 23,226,338.31/5,282.22
  6. Step 6: Final answer
    x = 4,397.08

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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.