Home / 11,148.95-16,723.62-5,304.39

Finding the Fourth Proportional to 11,148.95, 16,723.62 and 5,304.39

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Solution

The fourth proportional to 11,148.95, 16,723.62 and 5,304.39 is: 7,956.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,148.95 : 16,723.62 = 5,304.39 : x
  2. Step 2: Convert to fraction form
    11,148.95/16,723.62 = 5,304.39/x
  3. Step 3: Cross multiply
    11,148.95x = 16,723.62 × 5,304.39
  4. Step 4: Simplify right side
    11,148.95x = 88,708,602.69
  5. Step 5: Solve for x
    x = 88,708,602.69/11,148.95
  6. Step 6: Final answer
    x = 7,956.68

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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.