Home / 9,589.28-13,234.36-5,398.32

Finding the Fourth Proportional to 9,589.28, 13,234.36 and 5,398.32

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Solution

The fourth proportional to 9,589.28, 13,234.36 and 5,398.32 is: 7,450.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,589.28 : 13,234.36 = 5,398.32 : x
  2. Step 2: Convert to fraction form
    9,589.28/13,234.36 = 5,398.32/x
  3. Step 3: Cross multiply
    9,589.28x = 13,234.36 × 5,398.32
  4. Step 4: Simplify right side
    9,589.28x = 71,443,310.28
  5. Step 5: Solve for x
    x = 71,443,310.28/9,589.28
  6. Step 6: Final answer
    x = 7,450.33

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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.