Home / 11,378.28-17,071.43-5,834.24

Finding the Fourth Proportional to 11,378.28, 17,071.43 and 5,834.24

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Solution

The fourth proportional to 11,378.28, 17,071.43 and 5,834.24 is: 8,753.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,378.28 : 17,071.43 = 5,834.24 : x
  2. Step 2: Convert to fraction form
    11,378.28/17,071.43 = 5,834.24/x
  3. Step 3: Cross multiply
    11,378.28x = 17,071.43 × 5,834.24
  4. Step 4: Simplify right side
    11,378.28x = 99,598,705.23
  5. Step 5: Solve for x
    x = 99,598,705.23/11,378.28
  6. Step 6: Final answer
    x = 8,753.41

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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.