Home / 10,444.55-15,668.39-3,782.61

Finding the Fourth Proportional to 10,444.55, 15,668.39 and 3,782.61

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Solution

The fourth proportional to 10,444.55, 15,668.39 and 3,782.61 is: 5,674.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,444.55 : 15,668.39 = 3,782.61 : x
  2. Step 2: Convert to fraction form
    10,444.55/15,668.39 = 3,782.61/x
  3. Step 3: Cross multiply
    10,444.55x = 15,668.39 × 3,782.61
  4. Step 4: Simplify right side
    10,444.55x = 59,267,408.70
  5. Step 5: Solve for x
    x = 59,267,408.70/10,444.55
  6. Step 6: Final answer
    x = 5,674.48

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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.