Home / 11,580.75-17,371.98-4,655.25

Finding the Fourth Proportional to 11,580.75, 17,371.98 and 4,655.25

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Solution

The fourth proportional to 11,580.75, 17,371.98 and 4,655.25 is: 6,983.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,580.75 : 17,371.98 = 4,655.25 : x
  2. Step 2: Convert to fraction form
    11,580.75/17,371.98 = 4,655.25/x
  3. Step 3: Cross multiply
    11,580.75x = 17,371.98 × 4,655.25
  4. Step 4: Simplify right side
    11,580.75x = 80,870,909.90
  5. Step 5: Solve for x
    x = 80,870,909.90/11,580.75
  6. Step 6: Final answer
    x = 6,983.22

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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.