Home / 11,957.10-17,935.65-4,164.09

Finding the Fourth Proportional to 11,957.10, 17,935.65 and 4,164.09

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Solution

The fourth proportional to 11,957.10, 17,935.65 and 4,164.09 is: 6,246.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,957.10 : 17,935.65 = 4,164.09 : x
  2. Step 2: Convert to fraction form
    11,957.10/17,935.65 = 4,164.09/x
  3. Step 3: Cross multiply
    11,957.10x = 17,935.65 × 4,164.09
  4. Step 4: Simplify right side
    11,957.10x = 74,685,660.81
  5. Step 5: Solve for x
    x = 74,685,660.81/11,957.10
  6. Step 6: Final answer
    x = 6,246.14

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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.