Home / 6,663.33-9,988.04-2,712.89

Finding the Fourth Proportional to 6,663.33, 9,988.04 and 2,712.89

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Solution

The fourth proportional to 6,663.33, 9,988.04 and 2,712.89 is: 4,066.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,663.33 : 9,988.04 = 2,712.89 : x
  2. Step 2: Convert to fraction form
    6,663.33/9,988.04 = 2,712.89/x
  3. Step 3: Cross multiply
    6,663.33x = 9,988.04 × 2,712.89
  4. Step 4: Simplify right side
    6,663.33x = 27,096,390.33
  5. Step 5: Solve for x
    x = 27,096,390.33/6,663.33
  6. Step 6: Final answer
    x = 4,066.49

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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.