Home / 11,148-16,723.08-3,754.32

Finding the Fourth Proportional to 11,148, 16,723.08 and 3,754.32

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Solution

The fourth proportional to 11,148, 16,723.08 and 3,754.32 is: 5,631.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,148 : 16,723.08 = 3,754.32 : x
  2. Step 2: Convert to fraction form
    11,148/16,723.08 = 3,754.32/x
  3. Step 3: Cross multiply
    11,148x = 16,723.08 × 3,754.32
  4. Step 4: Simplify right side
    11,148x = 62,783,793.71
  5. Step 5: Solve for x
    x = 62,783,793.71/11,148
  6. Step 6: Final answer
    x = 5,631.84

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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.