Home / 9,588.40-13,231.96-5,396.66

Finding the Fourth Proportional to 9,588.40, 13,231.96 and 5,396.66

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Solution

The fourth proportional to 9,588.40, 13,231.96 and 5,396.66 is: 7,447.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,588.40 : 13,231.96 = 5,396.66 : x
  2. Step 2: Convert to fraction form
    9,588.40/13,231.96 = 5,396.66/x
  3. Step 3: Cross multiply
    9,588.40x = 13,231.96 × 5,396.66
  4. Step 4: Simplify right side
    9,588.40x = 71,408,389.25
  5. Step 5: Solve for x
    x = 71,408,389.25/9,588.40
  6. Step 6: Final answer
    x = 7,447.37

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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.