Home / 8,952.12-13,440.30-6,171.87

Finding the Fourth Proportional to 8,952.12, 13,440.30 and 6,171.87

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Solution

The fourth proportional to 8,952.12, 13,440.30 and 6,171.87 is: 9,266.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,952.12 : 13,440.30 = 6,171.87 : x
  2. Step 2: Convert to fraction form
    8,952.12/13,440.30 = 6,171.87/x
  3. Step 3: Cross multiply
    8,952.12x = 13,440.30 × 6,171.87
  4. Step 4: Simplify right side
    8,952.12x = 82,951,784.36
  5. Step 5: Solve for x
    x = 82,951,784.36/8,952.12
  6. Step 6: Final answer
    x = 9,266.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.