Home / 11,892.40-17,843.57-5,225.46

Finding the Fourth Proportional to 11,892.40, 17,843.57 and 5,225.46

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Solution

The fourth proportional to 11,892.40, 17,843.57 and 5,225.46 is: 7,840.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,892.40 : 17,843.57 = 5,225.46 : x
  2. Step 2: Convert to fraction form
    11,892.40/17,843.57 = 5,225.46/x
  3. Step 3: Cross multiply
    11,892.40x = 17,843.57 × 5,225.46
  4. Step 4: Simplify right side
    11,892.40x = 93,240,861.29
  5. Step 5: Solve for x
    x = 93,240,861.29/11,892.40
  6. Step 6: Final answer
    x = 7,840.37

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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.