Home / 7,388.82-10,195.92-4,201.92

Finding the Fourth Proportional to 7,388.82, 10,195.92 and 4,201.92

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Solution

The fourth proportional to 7,388.82, 10,195.92 and 4,201.92 is: 5,798.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,388.82 : 10,195.92 = 4,201.92 : x
  2. Step 2: Convert to fraction form
    7,388.82/10,195.92 = 4,201.92/x
  3. Step 3: Cross multiply
    7,388.82x = 10,195.92 × 4,201.92
  4. Step 4: Simplify right side
    7,388.82x = 42,842,440.17
  5. Step 5: Solve for x
    x = 42,842,440.17/7,388.82
  6. Step 6: Final answer
    x = 5,798.28

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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.