Home / 11,284.30-15,574.26-6,808.42

Finding the Fourth Proportional to 11,284.30, 15,574.26 and 6,808.42

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Solution

The fourth proportional to 11,284.30, 15,574.26 and 6,808.42 is: 9,396.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,284.30 : 15,574.26 = 6,808.42 : x
  2. Step 2: Convert to fraction form
    11,284.30/15,574.26 = 6,808.42/x
  3. Step 3: Cross multiply
    11,284.30x = 15,574.26 × 6,808.42
  4. Step 4: Simplify right side
    11,284.30x = 106,036,103.27
  5. Step 5: Solve for x
    x = 106,036,103.27/11,284.30
  6. Step 6: Final answer
    x = 9,396.78

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1.5x scale

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.