Home / 5,056.33-6,977.09-2,817.90

Finding the Fourth Proportional to 5,056.33, 6,977.09 and 2,817.90

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Solution

The fourth proportional to 5,056.33, 6,977.09 and 2,817.90 is: 3,888.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,056.33 : 6,977.09 = 2,817.90 : x
  2. Step 2: Convert to fraction form
    5,056.33/6,977.09 = 2,817.90/x
  3. Step 3: Cross multiply
    5,056.33x = 6,977.09 × 2,817.90
  4. Step 4: Simplify right side
    5,056.33x = 19,660,716.38
  5. Step 5: Solve for x
    x = 19,660,716.38/5,056.33
  6. Step 6: Final answer
    x = 3,888.34

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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.