Home / 11,588.30-17,382.45-4,193.90

Finding the Fourth Proportional to 11,588.30, 17,382.45 and 4,193.90

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Solution

The fourth proportional to 11,588.30, 17,382.45 and 4,193.90 is: 6,290.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,588.30 : 17,382.45 = 4,193.90 : x
  2. Step 2: Convert to fraction form
    11,588.30/17,382.45 = 4,193.90/x
  3. Step 3: Cross multiply
    11,588.30x = 17,382.45 × 4,193.90
  4. Step 4: Simplify right side
    11,588.30x = 72,900,257.06
  5. Step 5: Solve for x
    x = 72,900,257.06/11,588.30
  6. Step 6: Final answer
    x = 6,290.85

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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.