Home / 11,457.54-17,182.65-3,664.50

Finding the Fourth Proportional to 11,457.54, 17,182.65 and 3,664.50

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Solution

The fourth proportional to 11,457.54, 17,182.65 and 3,664.50 is: 5,495.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,457.54 : 17,182.65 = 3,664.50 : x
  2. Step 2: Convert to fraction form
    11,457.54/17,182.65 = 3,664.50/x
  3. Step 3: Cross multiply
    11,457.54x = 17,182.65 × 3,664.50
  4. Step 4: Simplify right side
    11,457.54x = 62,965,820.93
  5. Step 5: Solve for x
    x = 62,965,820.93/11,457.54
  6. Step 6: Final answer
    x = 5,495.58

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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.