Home / 9,823.24-14,735.10-5,429.80

Finding the Fourth Proportional to 9,823.24, 14,735.10 and 5,429.80

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Solution

The fourth proportional to 9,823.24, 14,735.10 and 5,429.80 is: 8,144.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,823.24 : 14,735.10 = 5,429.80 : x
  2. Step 2: Convert to fraction form
    9,823.24/14,735.10 = 5,429.80/x
  3. Step 3: Cross multiply
    9,823.24x = 14,735.10 × 5,429.80
  4. Step 4: Simplify right side
    9,823.24x = 80,008,645.98
  5. Step 5: Solve for x
    x = 80,008,645.98/9,823.24
  6. Step 6: Final answer
    x = 8,144.83

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1.5x scale

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.