Home / 11,345.94-17,016.30-4,326.75

Finding the Fourth Proportional to 11,345.94, 17,016.30 and 4,326.75

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Solution

The fourth proportional to 11,345.94, 17,016.30 and 4,326.75 is: 6,489.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,345.94 : 17,016.30 = 4,326.75 : x
  2. Step 2: Convert to fraction form
    11,345.94/17,016.30 = 4,326.75/x
  3. Step 3: Cross multiply
    11,345.94x = 17,016.30 × 4,326.75
  4. Step 4: Simplify right side
    11,345.94x = 73,625,276.03
  5. Step 5: Solve for x
    x = 73,625,276.03/11,345.94
  6. Step 6: Final answer
    x = 6,489.13

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1.5x scale

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.