Home / 11,969.04-17,942.40-4,066.16

Finding the Fourth Proportional to 11,969.04, 17,942.40 and 4,066.16

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Solution

The fourth proportional to 11,969.04, 17,942.40 and 4,066.16 is: 6,095.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,969.04 : 17,942.40 = 4,066.16 : x
  2. Step 2: Convert to fraction form
    11,969.04/17,942.40 = 4,066.16/x
  3. Step 3: Cross multiply
    11,969.04x = 17,942.40 × 4,066.16
  4. Step 4: Simplify right side
    11,969.04x = 72,956,579.47
  5. Step 5: Solve for x
    x = 72,956,579.47/11,969.04
  6. Step 6: Final answer
    x = 6,095.44

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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.