Home / 11,695.56-17,543.46-3,904.36

Finding the Fourth Proportional to 11,695.56, 17,543.46 and 3,904.36

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Solution

The fourth proportional to 11,695.56, 17,543.46 and 3,904.36 is: 5,856.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,695.56 : 17,543.46 = 3,904.36 : x
  2. Step 2: Convert to fraction form
    11,695.56/17,543.46 = 3,904.36/x
  3. Step 3: Cross multiply
    11,695.56x = 17,543.46 × 3,904.36
  4. Step 4: Simplify right side
    11,695.56x = 68,495,983.49
  5. Step 5: Solve for x
    x = 68,495,983.49/11,695.56
  6. Step 6: Final answer
    x = 5,856.58

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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.