Home / 2,927.28-4,383.81-1,609.02

Finding the Fourth Proportional to 2,927.28, 4,383.81 and 1,609.02

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Solution

The fourth proportional to 2,927.28, 4,383.81 and 1,609.02 is: 2,409.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,927.28 : 4,383.81 = 1,609.02 : x
  2. Step 2: Convert to fraction form
    2,927.28/4,383.81 = 1,609.02/x
  3. Step 3: Cross multiply
    2,927.28x = 4,383.81 × 1,609.02
  4. Step 4: Simplify right side
    2,927.28x = 7,053,637.97
  5. Step 5: Solve for x
    x = 7,053,637.97/2,927.28
  6. Step 6: Final answer
    x = 2,409.62

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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.