Home / 6,932.80-9,567.04-3,788.96

Finding the Fourth Proportional to 6,932.80, 9,567.04 and 3,788.96

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Solution

The fourth proportional to 6,932.80, 9,567.04 and 3,788.96 is: 5,228.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,932.80 : 9,567.04 = 3,788.96 : x
  2. Step 2: Convert to fraction form
    6,932.80/9,567.04 = 3,788.96/x
  3. Step 3: Cross multiply
    6,932.80x = 9,567.04 × 3,788.96
  4. Step 4: Simplify right side
    6,932.80x = 36,249,131.88
  5. Step 5: Solve for x
    x = 36,249,131.88/6,932.80
  6. Step 6: Final answer
    x = 5,228.64

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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.