Home / 11,746.43-17,617.93-3,424.21

Finding the Fourth Proportional to 11,746.43, 17,617.93 and 3,424.21

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Solution

The fourth proportional to 11,746.43, 17,617.93 and 3,424.21 is: 5,135.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,746.43 : 17,617.93 = 3,424.21 : x
  2. Step 2: Convert to fraction form
    11,746.43/17,617.93 = 3,424.21/x
  3. Step 3: Cross multiply
    11,746.43x = 17,617.93 × 3,424.21
  4. Step 4: Simplify right side
    11,746.43x = 60,327,492.09
  5. Step 5: Solve for x
    x = 60,327,492.09/11,746.43
  6. Step 6: Final answer
    x = 5,135.82

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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.