Home / 9,588.16-13,231.92-5,396.56

Finding the Fourth Proportional to 9,588.16, 13,231.92 and 5,396.56

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Solution

The fourth proportional to 9,588.16, 13,231.92 and 5,396.56 is: 7,447.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,588.16 : 13,231.92 = 5,396.56 : x
  2. Step 2: Convert to fraction form
    9,588.16/13,231.92 = 5,396.56/x
  3. Step 3: Cross multiply
    9,588.16x = 13,231.92 × 5,396.56
  4. Step 4: Simplify right side
    9,588.16x = 71,406,850.20
  5. Step 5: Solve for x
    x = 71,406,850.20/9,588.16
  6. Step 6: Final answer
    x = 7,447.40

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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.