Home / 11,541.90-17,300.70-4,519.20

Finding the Fourth Proportional to 11,541.90, 17,300.70 and 4,519.20

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Solution

The fourth proportional to 11,541.90, 17,300.70 and 4,519.20 is: 6,774.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,541.90 : 17,300.70 = 4,519.20 : x
  2. Step 2: Convert to fraction form
    11,541.90/17,300.70 = 4,519.20/x
  3. Step 3: Cross multiply
    11,541.90x = 17,300.70 × 4,519.20
  4. Step 4: Simplify right side
    11,541.90x = 78,185,323.44
  5. Step 5: Solve for x
    x = 78,185,323.44/11,541.90
  6. Step 6: Final answer
    x = 6,774.04

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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.