Home / 5,808.80-8,016.36-3,451.28

Finding the Fourth Proportional to 5,808.80, 8,016.36 and 3,451.28

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Solution

The fourth proportional to 5,808.80, 8,016.36 and 3,451.28 is: 4,762.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,808.80 : 8,016.36 = 3,451.28 : x
  2. Step 2: Convert to fraction form
    5,808.80/8,016.36 = 3,451.28/x
  3. Step 3: Cross multiply
    5,808.80x = 8,016.36 × 3,451.28
  4. Step 4: Simplify right side
    5,808.80x = 27,666,702.94
  5. Step 5: Solve for x
    x = 27,666,702.94/5,808.80
  6. Step 6: Final answer
    x = 4,762.89

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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.