Home / 3,783.96-5,669.54-2,320.06

Finding the Fourth Proportional to 3,783.96, 5,669.54 and 2,320.06

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Solution

The fourth proportional to 3,783.96, 5,669.54 and 2,320.06 is: 3,476.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,783.96 : 5,669.54 = 2,320.06 : x
  2. Step 2: Convert to fraction form
    3,783.96/5,669.54 = 2,320.06/x
  3. Step 3: Cross multiply
    3,783.96x = 5,669.54 × 2,320.06
  4. Step 4: Simplify right side
    3,783.96x = 13,153,672.97
  5. Step 5: Solve for x
    x = 13,153,672.97/3,783.96
  6. Step 6: Final answer
    x = 3,476.17

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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.