Home / 11,383.44-15,710.04-6,666

Finding the Fourth Proportional to 11,383.44, 15,710.04 and 6,666

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Solution

The fourth proportional to 11,383.44, 15,710.04 and 6,666 is: 9,199.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,383.44 : 15,710.04 = 6,666 : x
  2. Step 2: Convert to fraction form
    11,383.44/15,710.04 = 6,666/x
  3. Step 3: Cross multiply
    11,383.44x = 15,710.04 × 6,666
  4. Step 4: Simplify right side
    11,383.44x = 104,723,126.64
  5. Step 5: Solve for x
    x = 104,723,126.64/11,383.44
  6. Step 6: Final answer
    x = 9,199.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.