Home / 9,104.91-12,564.84-5,327.34

Finding the Fourth Proportional to 9,104.91, 12,564.84 and 5,327.34

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Solution

The fourth proportional to 9,104.91, 12,564.84 and 5,327.34 is: 7,351.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,104.91 : 12,564.84 = 5,327.34 : x
  2. Step 2: Convert to fraction form
    9,104.91/12,564.84 = 5,327.34/x
  3. Step 3: Cross multiply
    9,104.91x = 12,564.84 × 5,327.34
  4. Step 4: Simplify right side
    9,104.91x = 66,937,174.73
  5. Step 5: Solve for x
    x = 66,937,174.73/9,104.91
  6. Step 6: Final answer
    x = 7,351.77

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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.