Home / 11,880.24-16,394.49-6,575.09

Finding the Fourth Proportional to 11,880.24, 16,394.49 and 6,575.09

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Solution

The fourth proportional to 11,880.24, 16,394.49 and 6,575.09 is: 9,073.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,880.24 : 16,394.49 = 6,575.09 : x
  2. Step 2: Convert to fraction form
    11,880.24/16,394.49 = 6,575.09/x
  3. Step 3: Cross multiply
    11,880.24x = 16,394.49 × 6,575.09
  4. Step 4: Simplify right side
    11,880.24x = 107,795,165.28
  5. Step 5: Solve for x
    x = 107,795,165.28/11,880.24
  6. Step 6: Final answer
    x = 9,073.48

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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.