Home / 11,013.59-15,203.49-6,765.35

Finding the Fourth Proportional to 11,013.59, 15,203.49 and 6,765.35

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Solution

The fourth proportional to 11,013.59, 15,203.49 and 6,765.35 is: 9,339.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,013.59 : 15,203.49 = 6,765.35 : x
  2. Step 2: Convert to fraction form
    11,013.59/15,203.49 = 6,765.35/x
  3. Step 3: Cross multiply
    11,013.59x = 15,203.49 × 6,765.35
  4. Step 4: Simplify right side
    11,013.59x = 102,856,855.05
  5. Step 5: Solve for x
    x = 102,856,855.05/11,013.59
  6. Step 6: Final answer
    x = 9,339.09

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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.