Home / 7,448.82-11,174.63-3,553.50

Finding the Fourth Proportional to 7,448.82, 11,174.63 and 3,553.50

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Solution

The fourth proportional to 7,448.82, 11,174.63 and 3,553.50 is: 5,330.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,448.82 : 11,174.63 = 3,553.50 : x
  2. Step 2: Convert to fraction form
    7,448.82/11,174.63 = 3,553.50/x
  3. Step 3: Cross multiply
    7,448.82x = 11,174.63 × 3,553.50
  4. Step 4: Simplify right side
    7,448.82x = 39,709,047.71
  5. Step 5: Solve for x
    x = 39,709,047.71/7,448.82
  6. Step 6: Final answer
    x = 5,330.92

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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.