Home / 5,399.75-8,100.77-1,703.04

Finding the Fourth Proportional to 5,399.75, 8,100.77 and 1,703.04

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Solution

The fourth proportional to 5,399.75, 8,100.77 and 1,703.04 is: 2,554.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,399.75 : 8,100.77 = 1,703.04 : x
  2. Step 2: Convert to fraction form
    5,399.75/8,100.77 = 1,703.04/x
  3. Step 3: Cross multiply
    5,399.75x = 8,100.77 × 1,703.04
  4. Step 4: Simplify right side
    5,399.75x = 13,795,926.83
  5. Step 5: Solve for x
    x = 13,795,926.83/5,399.75
  6. Step 6: Final answer
    x = 2,554.92

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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.