Home / 7,564.16-11,338.96-3,185.44

Finding the Fourth Proportional to 7,564.16, 11,338.96 and 3,185.44

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Solution

The fourth proportional to 7,564.16, 11,338.96 and 3,185.44 is: 4,775.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,564.16 : 11,338.96 = 3,185.44 : x
  2. Step 2: Convert to fraction form
    7,564.16/11,338.96 = 3,185.44/x
  3. Step 3: Cross multiply
    7,564.16x = 11,338.96 × 3,185.44
  4. Step 4: Simplify right side
    7,564.16x = 36,119,576.74
  5. Step 5: Solve for x
    x = 36,119,576.74/7,564.16
  6. Step 6: Final answer
    x = 4,775.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.