Home / 3,883.32-5,359.04-2,114.92

Finding the Fourth Proportional to 3,883.32, 5,359.04 and 2,114.92

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Solution

The fourth proportional to 3,883.32, 5,359.04 and 2,114.92 is: 2,918.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,883.32 : 5,359.04 = 2,114.92 : x
  2. Step 2: Convert to fraction form
    3,883.32/5,359.04 = 2,114.92/x
  3. Step 3: Cross multiply
    3,883.32x = 5,359.04 × 2,114.92
  4. Step 4: Simplify right side
    3,883.32x = 11,333,944.93
  5. Step 5: Solve for x
    x = 11,333,944.93/3,883.32
  6. Step 6: Final answer
    x = 2,918.62

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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.