Home / 9,588.64-13,231.96-5,339.88

Finding the Fourth Proportional to 9,588.64, 13,231.96 and 5,339.88

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Solution

The fourth proportional to 9,588.64, 13,231.96 and 5,339.88 is: 7,368.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,588.64 : 13,231.96 = 5,339.88 : x
  2. Step 2: Convert to fraction form
    9,588.64/13,231.96 = 5,339.88/x
  3. Step 3: Cross multiply
    9,588.64x = 13,231.96 × 5,339.88
  4. Step 4: Simplify right side
    9,588.64x = 70,657,078.56
  5. Step 5: Solve for x
    x = 70,657,078.56/9,588.64
  6. Step 6: Final answer
    x = 7,368.83

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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.